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00:06
1
Q: How to come up with ideas that will actually be worthy of a paper?

user219923I'm a researcher (completed PhD) in CS. I have a very clear pattern: I can certainly come up with "punchy" sounding ideas, but they are suitable to write up a small workshop paper about but will never make it to a full conference paper. They're simply too impractical, they won't have real impact;...

4
Q: Is it correct to say that the expected behaviour at a Fly-by/Fly-over waypoint derives from when there was no GPS, but rather just VOR/DMEs?

FedericoI was re-looking at Fly-by/Fly-over waypoints: and discussing with a colleague the topic of how these came about. Is it correct that this definitions were put in place so that a human pilot could fly between the given waypoints using VOR/DMEs? This would kind of require having a VOR/DME station ...

00:30
2
Q: Key commitment in GCM (or AEAD in general)

yoyoMany of the presentations at The Third NIST Workshop on Block Cipher Modes of Operation 2023 complain about the lack of key commitment in AES-GCM. But isn't that one application of "associated data?" For instance, can't one include a hash of the key (or something similar) in the associated data?

3
Q: Possible reactions for Artillery Plants?

ErikHallI am looking for a chemical reaction which can generate a lot of Gas in a short period of time, on the order of seconds, to build up pressure and allow a plant to propel a seed like projectile. The main limitation is that the reaction should be plausible from a natural evolution perspective. For ...

2
Q: Inner model for KP and a Well-Ordering of the Reals

Ember EdisonIt is well known that Gödel proved the following theorem: $\mathsf{ZFC + V=L}$ has a $\mathit{\Delta}^1_2$-good well-ordering of $\mathbb{R}$. (Gödel, Addison) So: Is there an inner model for KP/Z/... has a $\mathit{\Delta}^1_1$-good well-ordering of $\mathbb{R}$? Is it possible to reach lower...

TeX
TeX
00:52
1
Q: How to return a symbol to regular size after rotating

Miles GouldUsing the packages graphicx, amsmath, amssymb, amsthm, amsfonts, mathtools, tikz-cd, biblatex, comment, tikz. I was trying to rotate the symbol $\Xi$, which I did with \def\Xic{\rotatebox[origin=c]{90}{$\Xi$}}, but strangely it makes the symbol a bit smaller but I want it to maintain its original...

01:17
7
Q: Is there a determinantal point process proof of the Keating-Snaith formula for the cumulants of the log characteristic polynomial of a random matrix?

Will SawinFor $U$ a unitary $N \times N$ matrix, randomly distributed according to Haar measure, we have the complex-valued random variable $\log (\det (1-U))$. The real part and imaginary parts of $\log (\det (1-U))$ are real-valued random variables. (For the imaginary part, it is necessary to choose a br...

1
Q: Set builder notation with vacuous truth condition

Matthew KaplanI'm trying to get a grasp of what a set represents from set-builder notation and have been working through two interesting problems. I've also attached my reasoning, althought I'm not sure if it's the correct way to approach the problem. I was hoping someone could clarify. $\{x \in 2^{\mathbb{Z}}...

01:40
1
Q: What would be a good pacing for teaching this calculus 2 course?

karlabosNext semester I'm going to lecture calculus 2 in an institution I just joined. However, when I had calculus 2 back then the syllabus was very different, it mainly covered several variable calculus up until derivatives, including all that analysis of implicit/inverse function theorem, lagrangean m...

02:02
3
Q: What do countries gain from UN peacekeeping deployment?

whoisitThe countries with the highest number of UN peacekeeping forces include countries like Bangladesh, Nepal, Rwanda, etc. They are not major geopolitical players unlike US, UK or China. What do these countries gain from UN peacekeeping deployment?

1
Q: Oil sump bolt: blue-loctite... too tight, even with leverage. What now?

JimBusy doing an oil change. I have inserted engine flush, and now am ready to drain. But.... I have tried loosening this oil-sump bolt/plug and it is going absolutely nowhere unless I'm prepared to push my tools over the edge. What is the next step? Do I need to apply heat? How should I safely do t...

1
Q: When Shemini Atzeret is on Shabbat, do we do havdalah? Why?

CannoliopsidaThis year in the diaspora, Shemini Atzeret is on Shabbat, and Simchat Torah begins as Shabbat ends. My understanding is that we light candles to usher in Simchat Torah, so I was wondering if we did both havdalah and other candles. I see on www.hebcal.com only candle lighting and not havdalah for ...

4
Q: Horror movie where girls are held captive by a man who is white, in good shape, and can crawl on ceilings and walls

user168245Girls are held captive. Man who is holding them is white, in good shape, and can crawl on ceilings and walls. Creepy guy. What is the movie name?

02:24
1
Q: PDF signature added in Linux seen as invalid in Windows, yet certificate chain is all there

Henry LawI signed a PDF document in linux using JsignPDF and my Globalsign certificate; all looks to be in order, see: # pdfsig test_signed.pdf Digital Signature Info of: test_signed.pdf Signature #1: - Signer Certificate Common Name: [email protected] - Signer full Distinguished Name: [email protected]...

TeX
TeX
1
Q: \left can only be used in math mode

RicmarangaI'm encountering a problem with \left because the engine says that it must be used within $...$, but if i use the math mode everything screws up. Do you guys have suggestions on how to fix the problem? This is the code \begin{tabular}{cccc} W & X & Y & Z \\ \hline 0 & 1 & 1 & 0 \en...

1
Q: Packing unequal spheres into minimal cuboid

user64494There are several non-overlapping spheres in 3D. How to find a cuboid Cuboid[{a,b,c}] containing these spheres with minimal a+b+c? Here are my trials with two and three concrete spheres. (i) The spheres Sphere[{x,y,z},13] ang Sphere[{r,s,t},12] are done. Here is my code res2 = NMinimize[{a + b +...

ELL
ELL
02:49
3
Q: Is this a wrong question in English test?

Ng.Today I encountered this question in an English test: Question: Select the answer that is closest in meaning to this sentence "It isn't necessary for you to complete this by Tuesday." Answers: a) You don't have to complete this by Tuesday. b) You needn't complete this by Tuesday. c) It is unimp...

5
Q: Did Hal 9000 cheat at chess?

HP SaucecraftBefore HAL starts killing the crew, he seems to visibly cheat at chess when playing against Frank Poole. Why does he do so? If he has been programmed not to lie, this should be impossible. Frank: Anyway, Queen takes Pawn. Uh... okay. HAL: Bishop takes Knight's Pawn. Frank: Uh, lovely move. Uh......

03:10
1
Q: Are all 8-speed Shimano cassettes made from the same quality of steel? Hg200-8 vs Hg31, Hg41 and Hg51 durability

WornChainI want to know if anyone knows if the steel used in the Hg200-8 and Hg31/41/51 cassettes is the same. I know the finish is different, but I don't care about the looks. I only care about durability in this case. A lot of people on the internet claim it is the same, but no one seems to know or back...

TeX
TeX
4
Q: Why does a \catcode-changed underscore work in math mode also without \mathcode set to "8000?

campaSomething is puzzling me... consider %\begingroup %\catcode`\_=13 %\gdef_{\sb} %\endgroup \catcode`\_=11 \def\foo_bar{Foo bar} \foo_bar\ $a_b$ \bye Uncommenting the commented code yields (One can wrap this in a LaTeX file, the result is the same.) What is puzzling me is that I haven't set \m...

03:35
8
Q: Modern fantasy novel where multiple conspiracy groups are referred to as different animals

KinroThis is a novel that I read in early 90s, but I suspect was written well before then. It occurs in modern times and there are multiple conspiracy groups in it. Each of these groups is referred to by an animal name, like the snakes or the badgers, by the person accompanying the protagonist, who is...

Law
Law
03:57
2
Q: Can you initiate a lawsuit against Russia in the United States to recover seized assets?

AlanSTACKEver since the start of the Ukraine conflict in 2022, Russia has halted payments to international creditors and individuals holding assets like stocks. Is it possible for an average person who happens to possess Russian dividend-paying shares, such as those of Gazprom, to initiate a lawsuit again...

2
Q: CorrelationTest vs PearsonCorrelationTest

Luis DiambraI understand that these two functions consider different null hypotheses. However, although I can reproduce the calculation related to PearsonCorrelationTest from scratch, I cannot reproduce the p-value obtained by the CorrelationTest function. When I use the Fisher transform and the null hypothe...

CS
CS
1
Q: Is the supply and demand elasticity equal at the equilibrium?

jl2005I am working through homeowrk problems and we were asked to calculate the supply and demand at the equilibruim using either the point or arc method. I chose to use the point method and will provide a picture of the graph within this post. THe demand equation is 100-2p=Q and supply is -20+2p=Q. H...

04:22
1
Q: Sobolev-type estimate for irrational winding on a torus

user197284Let $\mathbb{T} = \{ (x, y) \in \mathbb{R}^2 \}/_{x \mapsto x + 1, y \mapsto y + 1}$ be a real 2-torus. Let $\mathscr{C}^{\infty}_0(\mathbb{T})$ be the subset of $\mathscr{C}^{\infty}(\mathbb{T})$ of functions $f : \mathbb{T} \to \mathbb{R}$, verifying $\int_{\mathbb{T}} f(x, y) dx dy = 0$. Consi...

2
Q: Why is this modular adder so complicated?

Jackson WaltersI'm trying to construct a controlled modular multiplication circuit and a subcomponent is a modular adder. However, it appears the basic Draper/Fourier adder is already modular. Shouldn't adding $N=2^n$ to $a$ cause the phase to multiplied by $exp(2\pi i (a+N))=exp(2\pi i a)$ in Fourier space, so...

1
Q: Why does current mirror need a diode connected configuration?

needbrainscratchedI am not able to understand why the connection between gate and drain of the first MOS is required. A similar question to this is asked here but it is BJT based current mirror and the answer is there would be no path for base current: Why use diode connected BJT (and not just connect two BJT bac...

Law
Law
04:44
3
Q: Are the US consulates obligated to provide reasonable accommodations for medical conditions (for non-citizens)?

user626528I see that some consulates have information about this on their websites for instance, but some don't. Are they obligated to provide such accommodations by the law, or it's a merely at-will decision? This question isn't limited by employment matters, but visa applications are included too.

3
Q: Students can't seem to grasp the intent of tangent lines and getting general trends of derivatives from graphs

KrupipBackground I'm informally helping a few students with college Calc 1. This isn't the first time I've aided people with calculus, and so they've sought me for help, though I don't consider myself to be particularly good teacher or good at math. In general they are good students, have good work et...

4
Q: Concrete representation of coend in linear algebra

fosco$\require{AMScd}$Teaching coend calculus to a PhD student led me to this "elementary" computation that I would like to perform explicitly. Consider the functor $F : (\mathbb N,\le)^\text{op}\times (\mathbb N,\le) \to \mathrm{Vect}$ sending a pair of natural numbers $(n,m)$ to the vector space $\h...

3
Q: aliases for notes in lilypond

Flo\version "2.24.2" { \drums { \set DrumStaff.drumStyleTable = #weinberg-drums-style tomfh } } Renders a floor tom using Weinberg Drums Style. Is it possible to assign aliases like in this pseudocode, so that I can use ft instead of tomfh, but otherwise keep using this style? \version "2.24.2"

Vi
Vi
05:12
1
Q: How to add a keymap for a visual mode plugin command and pass it the visually-selected range?

Jethro CaoI have the linediff.vim plugin installed. Its main command :Linediff only works for visual mode, to which I'd like to add a keymap for this command. I'm using Neovim's Lua API, so I tried this: vim.keymap.set('x', '<leader>ld', "<Cmd>'<,'>Linediff<CR>") But when I try to use it, I get the error ...

05:30
2
Q: Can a gateway use the network address, or can the network address be anything other than the first number in that subnet range?

Rob PresslerWe were sent the following gateway info from our ISP: gateway: XXX.XXX.XXX.8 /29 I am Xing out the first three octets for privacy purposes because they will remain the same in a /29 network, and we are only looking at the last octet. This does not appear to be valid to me, because within that sub...

05:55
2
Q: Some animal is turning over my lawn roots. How to fix it?

prosseekI have a backyard open to a hill and without a fence. Recently, I have had some animals or an animal that have turned over my lawn almost every day last week. I found some grubs under the lawn, so grubs may be causing them to break my lawn. How do I repair my lawn? Is it just OK to reseed over th...

06:38
2
Q: Does 'angle' as a noun necessarily receive a definite article?

BVinNVHere is the sentence in dispute: In humans, the femoral angle shows no correlation with femoral length. The question: why would 'femoral angle' receive a definite article, but not 'femoral length'? I feel like it does, but my co-author says no. I can't really justify it, but I feel like 'angle'...

DIY
DIY
3
Q: Can I connect black iron pipe directly to a gas cooktop?

Uncle WoodyI am moving into a new home. The kitchen has a separate gas cooktop and gas wall oven. Both were supplied by a half inch black iron pipe terminating at a valve in the bottom of one cabinet. From there, two flare fittings connected to a tee allowed for flexible gas connectors to run to each applia...

3
Q: Why are these two songs nearly identical for 20 whole seconds? Could there be a theoretical explanation?

Lorenzo PompiliDisclaimer: this question is not about copyright. I am trying to understand why the voice melodies of the two songs are so similar. I thought the chord progression could be classical, and that there could be a theoretical explanation for the melody. Some time ago I noticed that the second opening...

07:27
1
Q: How can I prove a airline ticket is fake

Diana ThompsonMy friend was sent a picture of an airline ticket that a guy on Facebook has bought for her. How can I prove this is a fake and that she is being scammed. Her flight is Thai Air flight BF120 from SEA to PAH (Barkley Regional) xtkt 0372314080023. I thought tickets were supposed to be 14 digits lon...

07:51
6
Q: Problem of Java String intern method when using StringBuilder with append method creating a String

Mattyeh public static void main(String[] args) { String a = new StringBuilder("Jav").toString(); a.intern(); String c = "Jav"; System.out.println(a == c); //false } public static void main(String[] args) { String a = new StringBuilder("Ja").append("v"...

08:13
1
Q: Finding the asymptotic of the sequence

HawkeyeGiven a sequence $(u_n)$ defined as \begin{align*} &u_0 = 0\\ &u_{n+1} = u_n + \frac{1}{f(u_n)}, \end{align*} where $f(x) = e^x$. Show that $$u_n = \ln(n) + \frac{\ln(n)}{2n} + o(\frac{\ln(n)}{n}).$$ Could you give me any hint for this problem since I do not know how to start with this.

 
2 hours later…
09:45
1
Q: How much would mtDNA testing help to track down matrilineal descendants of a 2000-year old immortal person?

brandr2I'm writing a story which is intended to be mostly realistic and historically accurate, but with one character who is biologically immortal. She is born in a Pictish/Caeldonian/Celtic village in modern-day Scotland, and by the time the story begins, she lives in a small town in the Pacific Northw...

ELL
ELL
10:08
1
Q: a rap on the knuckles

Qiushuang Fenghow do you perform the action of "a rap on the knuckles" physically? Would you perform it on one's forehead as a slight and not serious punishment or warning? In China we call such an action "give someone a chestnut " as the shape of the knuckles resembles that of a chestnut. I am considering if ...

10:30
1
Q: unsuccessful source .bash_profile from a shell script

PepeNormally, I can source ~/.bash_profile file as oracle using this command, but when I created a new file named test for another instance. #!/bin/bash # User specific environment and startup programs # Oracle Settings # User specific environment and startup programs if ! [[ "$PATH" =~ "$HOME/.loc...

2
Q: How many Sylow-p subgroups contain a given p-subgroup?

Ricardo NapolitanoI am trying to solve the following question: Let $G$ be a group of finite order and let $P$ be a p-subgroup of $G$. Then $$|\{Q \in Syl_p(G) : P \subset Q\} | \equiv 1 \pmod{p}$$ A couple of thoughts about this. We know that the set we are trying to find the size of is not empty (because of Sylow...

3
Q: Does the Linear Dependence Lemma imply that one of at least TWO possible vectors can be removed from a list without changing the span?

NADDoes the Linear Dependence Lemma imply that there are always at least TWO possible vectors of which one can be removed from a linearly dependent list without changing the span? The Linear Dependence Lemma as presented in Axler, Linear Algebra Done Right (3rd Edition): It seems to me that there e...

10:55
2
Q: Time travel, pre historic book title search. Characters named Mark and Umsee

Robert McCormackLooking for a book, read about 1995-2000 where the main character Mark is struck by lightning The main character Mark was struck by lightning in modern day Dallas and woke up in primitive Texas, about 1000 years earlier. He travels east to Hot Springs in Arkansas. Meets a man named Umsee and his ...

11:16
1
Q: Is "learn" or "study" a better translation for 学习 in 他想学习中文?

user55570他想学习中文 translates in google translate as -- He wants to learn Chinese But how about translating it as -- He wants to study Chinese. In English there is a subtle difference between the 2 words/statements. The first statement is more aspirational and not talking of action or steps to get to the obj...

1
Q: How to get block height from CTransactionRef object in Bitcoin C++ code?

danosphereI'm working with the Bitcoin core code. I have a CTransactionRef object and I'm trying to determine what the block height of the block containing the transaction is. What would be the most efficient way to determine the height given the starting point of a CTransactionRef?

11:40
4
Q: How would the volume of a drop of water on the Moon and other bodies compared to one on Earth? (indoors of course!)

uhohSearching for "volume of a drop of water from an eyedropper" I ran across this answer in Quora: It depends on the size of the dispensing tip, but generally for a Pasteur pipette it is about 1/20'th of a mL. That is on Earth, at or near sea level. (incidentally other values from other sources pu...

CS
CS
1
Q: Transitivity of Preferences paper

Kitsune CavalryI am going through some of my old grad school notes, and in my microeconomics notes on transitive preferences, the teacher made a note of a behavioral economics result where when presented with two dates, A and B, a person might say they would strictly prefer A to B. Then when presented with A, B...

 
1 hour later…
13:10
1
Q: Replacing any <> closed string with a $ sign at the beginning of the same string in a text file

RafiqI have some files resides on a Linux system, containing some placeholders like this file one below: test.txt: This is a line with <VARIABLE1>@<VARIABLE2>. This is a line with <VARIABLE3>. This is a line with <VARIABLE_UNKNOWN>. This is another line contains a<b. I want to change this file showin...

TeX
TeX
13:34
2
Q: How to set 2 tables in 1 page

asmgxI am using Overleaf the reviewer of my paper said I should put the 2 tables horizontally on 1 page. I tried but everything I do they still on 2 pages I know the width of the 2 tables is large and they cannot fit one page horizontally but they are supposed to fit vertically. here is my tex \docume...

RPG
RPG
2
Q: What statistics are exactly eligible for polymorph?

Nobody the HobgoblinThis question came from trying to understand if you can polymorph someone into an armored sabre-tooth tiger, if that creature has no explicit printed stat block. Its clear that an actual stat blocks, such as the ones published in the Monster Manual count as bona fide stat blocks that can be used ...

14:22
1
Q: What is the Majorana stellar representation?

Silly GooseOne can geometrically visualize spin-1/2 states using the Bloch sphere. A natural question then is: "Can one geometrically visualize spin-$s$ states using a similar object to the Bloch sphere?" It seems like the answer is yes due to something called the Majorana stellar representation. But, what ...

14:43
2
Q: Can someone explain how to get from SigScript to something readable

user2334659In the transaction https://blockchain.info/tx/32e8677c968981549acc25f46641c74a3055d949c90bd22c15a5236bf92a622d the first input has the following SigScript 0047304402201c45383cc6e43202ed069e36184a97bf5dd489c6bea1372629540dea154c424902200a950b3557bba9ae9531237d46e6eb1afffd01eba989c3e53adaac443e5e2a...

15:05
1
Q: Debian and Docker compose upgrade script

Tobias GrotheI'm running Debian 12 and Docker compose containers. Once a day, crontab should start the script, but the script should also be called manually. Could you rate my upgrade script file or recommend an alternative approach? Requirements for the script: Debian 12 should be (fully) upgraded Docker co...

15:31
4
Q: Catching a fast slug of metal in space

causativeYou have a mass driver which throws a 1 kg slug of some type of metal at your spaceship. The slug reaches your spaceship and at that time it is going 30 km/s relative to the spaceship. You intend for the spaceship to harvest some of the momentum of the slug, allowing the spaceship to accelerate s...

15:52
2
Q: Creating Lego-style hair in Blender

newbieI'm trying to create Lego-style hair in Blender, but I'm unsure how to achieve the desired effect. I want the hair to appear as a single, solid piece, like a molded plastic part. However, it currently looks more like a collection of separate elements. Here's what I've done so far: I've sculpted ...

CS
CS
1
Q: Forms of Magnetic Noise Coupling

mrbeanI was watching a video of Bob Pease discuss magnetic coupling of noise into the ground lead of an oscilloscope probe. See video at 5:40 https://www.youtube.com/watch?v=2vzvWUqUtb8 I noticed another person at the table say "you really need to worry about that when you do switchers because the noi...

16:15
1
Q: How to save a register with a dired buffer?

Peter PetigruI'm new to Emacs. I saw that you could have registers with special files. I really like that feature, and I was wondering if I could get the same functionality with a Dired buffer. For example, the following works: (set-register ?e (cons 'file "~/.emacs.d/init.el")) And I would like to somet...

2
Q: How would a Bayesian define a fair coin?

SamIn the frequentist worldview, probabilities are long-run relative frequencies. Hence, a fair coin can be defined as a coin, for which the long run relative frequency of each of the sides approaches 0.5, as the number of flips approaches infinity. Fairness is a quality of the coin, for frequentist...

16:39
2
Q: Kant's analysis of self-consciousness in CPR

infatuatedI am fairly familiar with the general scheme of Kant's philosophy. I started reading Critique of Pure Reason since a few weeks ago. I think I understood nearly all parts (but I maybe mistaken) but now I have some difficulty with a passage from his chapter on time from the Transcendental Aesthetic...

3
Q: Bad experiences at conferences, worth going anyway?

CSStudentI went to a conference I my field for the first time in the last month. I have severe social anxiety but can usually hide it. I was there for learning and didn’t have a paper. I expected some difficulties but there were more than I thought. I had my anxiety flare up when asking a question in a cr...

2
Q: Running out of time in a world where time has stopped, how to make it consistent?

DemiganWhen writing I always want the rules to be as consistent as possible for scenario’s that might be common or the reader might think about happening. But I’m not sure how to resolve some issues. The fluff: Someone in the universe has stopped all time. Humans, already space-faring with several plane...

1
Q: How can you get around the bounty without paying it?

PeterCoFor some not yet known reason, there is a huge bounty (238'000 Credits) on my head. How can I get around this bounty without paying it? (Preferably without having to load a (much) earlier savegame.)

TeX
TeX
17:26
1
Q: Arial font, and non-scalable mathcal fonts

Philippe GaucherI have to use the Arial font and I do that as follows: \renewcommand{\rmdefault}{phv} % Arial \renewcommand{\sfdefault}{phv} % Arial The other solution I have found is to use the commands: \usepackage{helvet} \renewcommand{\familydefault}{\sfdefault} Both work and as far as I can see, both solu...

3
Q: How to plot polar coordinates?

Nitaa aI'm trying to plot polar coordinates, that is to plot surfaces of constant parameters $r$ and $\theta$. Which are related to the cartesian ones by $$ x = r \sin \theta\\ y = r \cos \theta $$ One way is to use countor plot as Show[ContourPlot[ Evaluate@Table[x^2 + y^2 == a^2, {a, 1, 6}], {x, -5, 5...

CS
CS
17:50
1
Q: When I attempt to measure Vbc for the circuit below, the LED partially illuminates when the switch is open. Can someone explain why please?

J RWhen I measure Vb relative to ground I get a value of 0.00V and with Vc relative to ground I get a value of 7.15V when the circuit is open. Subtracting Vc from Vb I obtain -7.15V for Vbc which is expected because the transistor should be in cut-off mode (I think, because I am very new to electron...

2
Q: Linear ordering of reals in Cohen's first model

blarkThe presentation of Cohen's first model that I'm most familiar with is to start with a forcing extension by $Add(\omega,\omega)$, consider the group of automorphisms of $Add(\omega,\omega)$ that permute the first $\omega$ and the filter of subgroups that fix finitely many elements of $\omega$, an...

TeX
TeX
18:12
1
Q: First row two columns, the rest single columns wide with wrap for words

Alix BlaineCode: \documentclass[a4paper,11pt]{article} \usepackage{tabularx} \usepackage{tabularray} \usepackage{float} \begin{document} \begin{table}[ht] \begin{tblr}{width=\textwidth, colspec={X[l] X[r]}, hline{1,3} = {solid}, } \text{Lorem Ipsum} & \text{Ips...

1
Q: Check Gauge is on for Temperature when the air conditioning is on

Ivanthe "Check Gauge" light goes on quite frequently when driving my Ford Ranger 95 SC STX 4.0 because of the Temperature gauge, when the air conditioning is on. The temperature here is over 35C and the light only lights on when slowing down on the highway. The pointer got only to two thirds of the r...

18:58
3
Q: How to read multiple Atoms objects from a single file using ASE

user174967I am trying to read Atoms objects from the file "data.txt", which contains multiple configurations. Each configuration has a different cell. a = ase.io.read('data.txt', format = 'vasp') But my code only reads the first configuration in the file. What do I do?

Law
Law
1
Q: John Green once searched something up on a pirated copy of his own book in the US. Is piracy like that illegal even then?

R-Obsessivehttps://www.youtube.com/watch?v=xVN9nenCGwM So John had mistakenly believed that there was a quote from Paper Towns, which he wrote and so Hank and his companies made merchandise out of the quote. He then found out that someone claimed he never said it, so he pirated a copy of his book, control F...

ELL
ELL
2
Q: During my trip in Japan, (the) food was good; (the) people were friendly. - any differences?

vincentlinExample 1 During my trip in Japan, food was good; people were friendly. Example 2 During my trip in Japan, the food was good; the people were friendly. I feel like both actually mean the same. because with the context we can actually just pick up what food and people the speaker talking about...

2
Q: How do I buy tickets for local transport in Prague?

badjohnHow do I buy tickets for local transport in Prague? Particularly for the elderly. I am planning to self-answer as I expect that this could be useful.

19:44
2
Q: bitcoin-cli generatetoaddress <numberofblocks> <address> has 2 outputs

FearXenonI have the following problem: currently i am testing in my local regtest I generated the following cb-tx for block at height 119: 01000000010000000000000000000000000000000000000000000000000000000000000000ffffffff03027700ffffffff0158bf122a010000001976a914a08da9e35ab58e957204703da9d48967ddd1703b88a...

4
Q: 80s? Novel Men and women taken by aliens to fight in war in space

NJohnnyEnglish novel, probably published in USA. The book starts off with a man, the protagonist, (aka Hero) leaves his village/tribe(?) and journeys to a remote area where he meets up with a woman who has traveled there from her village/tribe. IIRC both wearing animal skin clothes and armed with bows/c...

20:30
1
Q: How to create such a material in Blender?

Danil DoCan you tell me how to create such a material in Blender? Maybe someone has seen similar tutorial videos. Or can anyone suggest in what direction to move in the nodes? Material a la curved distorted mirrors, which are distorted in a certain direction (to the center).

ELL
ELL
1
Q: Meaning of "To think of those old tin-type times about turned my head"

philphil(From The Wrecker by Robert Louis Stevenson and Lloyd Osbourne, Chapter XI, published 1893) Passage 179 Never was a man so lucky! You and me and Mamie; it's a triple cord, Loudon. If either of you were to die! And she likes you so much, and thinks you so accomplished and distingué-looking, and w...

3
Q: Partial Möbius convolutions

TheStudentI am well aware of the Möbius inversion formula, which states $$\sum_{d \mid q} \mu(q/d) = \mathbf{1}_{q=1}$$ Do we know how to give a closed formula for the "partial" such convolution $$\sum_{a \mid d \mid q} \mu(q/d) = \sum_{d \mid q/a} \mu(q/d) = ?$$

20:55
1
Q: What are the main concepts that aid singing in key?

LeciferIn my previous question I asked about how many notes are needed to establish what key you are in. That kind of dodges around the purpose of me asking so here’s a more direct question. With an instrument or with a duet what are the main concepts that aid a lead vocalist in staying in key. Is it re...

ELL
ELL
1
Q: Phrasal verbs 101

CeriseMany phrasal verbs make the language more aurally pleasent for example: "Hear me out!".The verb "hear" means "listen" but it doesnt sound well if you say "Hear me" , it sounds a bit off. A)How to know which adverb to use for any verb in such cases? Many other phrasal verbs assosciate the meaning ...

1
Q: Power of a test for equivalency

lincoln80I want to know the power of a test I am conducting. Data was collected from three drugs to investigate equivalency of these three drugs for treating a disease. The data has already been collected so I want to know what the power is. Drug one has a sample of 26 people, mean response of u1 and SD1....

TeX
TeX
21:17
1
Q: \index add spaces in text

am70I am writing a document with many indexed entries. I noted that this adds extra unwanted space in the text. Here is a MWE. \documentclass{article} \usepackage{amsthm} \usepackage{imakeidx} \makeindex \newtheorem{Theorem}{Theorem} \begin{document} \begin{Theorem} Here. The statement. \end{Theorem}...

21:39
2
Q: "There's no point" + gerund vs "there's no point in" + gerund

Artem S. TashkinovI've noticed that both are used though "point in" is seemingly far more prevalent. Is there any difference or it's down to one's preferences? E.g. There's no point in talking to you. vs. There's no point talking to you.

2
Q: How to align an object to remain flat along a spiral?

quietinthebackI´m trying to shape a seaweed along a spiral but I cannot get it to work properly. I´ve seen I have to mess with geometry nodes but the problem is that this would be the firs time I need to do so and I keep getting confused. I´ve tried to watch video and read explanations but I keep messing up. ...

22:04
2
Q: What's the difference between chat-enabled and chat-driven?

DavidI opened one of each and they seem identical to me.

1
Q: Find differential equation

MissyGiven the differential equation $y''+a(t)y'+b(t)y=0$, it has a solution $y(t) = t$ for $t>0$. Suppose that the Wronskian associated with two linearly independent solutions has the form $W(t) = 1-\ln(t)$. Determine the functions $a(t)$ and $b(t)$ explicitly. My steps: After hours of work, I found...

22:25
2
Q: How to draw on a procedural textures?

Pierre Rambal-CochetI try to combine a procedural textures with an Image Texture via mix node so I can draw on my model. But can not find a way so my procedural texture not to change in its brightness or contrast. Is there any way to add draw on it and keep the Image texture transparent exept those parts where I'm p...

1
Q: When is a block diagonal matrix a Pauli matrix?

Jonas Anderson$U = |0\rangle\langle 0|\otimes U_1 + |1\rangle\langle 1|\otimes U_2$ is a block-diagonal unitary matrix. For this question we will assume $U$ acts on qubits (though the question for qudits may be interesting). Then for some integer $N\ge 1$, $U$ is a $2^N \times 2^N$ unitary matrix and $U_1,U_2$...

ELL
ELL
3
Q: What's the meaning of "sundry great ships overspiring her from close without"?

philphil(From The Wrecker by Robert Louis Stevenson and Lloyd Osbourne, Chapter XI, published 1892) For that was indeed a day of many and incongruous occupations. Breakfast was scarce swallowed before Jim must run to the City Hall and Frank's about the cares of marriage, and I hurry to John Smith's upon...

22:51
2
Q: Is Classical-Classical-Quantum state equivalent to Classical-Quantum state?

IamKnullSuppose we have the following CQ-state between two parties Alice & Bob $$ \rho_{A B}^{\otimes n}=\sum_{x^n} p^n\left(x^n\right)\left|x^n\right\rangle\langle\left. x^n\right|^A \otimes \rho_{x^n}^B \tag{1} $$ where $\left|x^n\right\rangle=\left|x_1\right\rangle \otimes \cdots \otimes\left|x_n\righ...

CS
CS
1
Q: How can unrelated language families exist?

CeciliaWhat I mean is this: Archeologically and genetically speaking, most indigenous peoples of North and South America descend from a single population that crossed the Bering Strait around 20.000-30.000 years ago, at a point where most seem to agree language already existed. On the other hand, it see...

1
Q: What are some examples of decidable Nautral Problems outside of EEXP?

Colonizor48I haven't really seen any examples of problems in complexity classes higher then EEXP. What are some examples of some primitive recursive problems outside of EEXP? Ideally with a large number of Es, for example, problems in NEEEEXP. While were here what are some examples of natural problems that ...

23:14
1
Q: How to select suitable journals for submission?

Ho Man-HoI think this post should be made community wiki, as there may not be some definitive answer, and it's more like a discussion. My question is actually more subtle than the title of the post. What I wanted to ask is, how to decide which one of two (or more) journals with very similar qualities is b...

1
Q: Derivation of Ward identity

SupergravityCan we derive Ward identities from Noether current of a Lagrangian density, under the assumption that path integral measure is invariant? For a Lagrangian density $\mathcal{L}(\psi, \partial_{\mu}\psi)$, the variation of the path integral $$Z = \int D[\psi]e^{\frac{i}{\hbar}S[\psi]}\tag{1}$$ is $...

CS
CS
2
Q: having trouble understanding op amp purpose

user1402154I came across an op amp circuit in a paper I am reading. The paper says it is supposed to be a 2.5 V dc offset, but I can't find a way to confirm that. I tried replicating it in LT Spice, but it doesn't seem to do the 2.5 V offset, instead just seems to randomly rescale values. I tried giving it ...

23:37
1
Q: Is it an act of justice to abort an unborn child as that child would then go to heaven?

uggupugguOn the topic of unborn/infants dying without being baptized, could one argue that, as those babies would not go to hell but instead to heaven, it is an act of mercy or justice to abort babies to "guarantee" a spot in heaven?

ELL
ELL
1
Q: Meaning of "toyed and pondered"

ItamarI found the expression "toyed and pondered" in the text below. I tried to translate this expression and I also researched what its meaning could be but I couldn't find anything that made me understand it. Link: https://www.termpaperwarehouse.com/essay-on/Matrix/286678 ...In the film The Matrix, ...

23:58
1
Q: Identify if a token contract was deployed using Create2

ether_explorer11111Is there a way to analyze a token contract and determine if it was created using Create2?

1
Q: Why is the central truss segment of the ISS called S0?

EarthAndMoonWhy is that segment of the ISS truss called S0, not P0, C (for center) or just 0?

4
Q: What is Hamas' strategy in attacking Israel?

Paul JohnsonIts clear from current events that Hamas can give Israel a bloody nose; it can fire thousands of missiles and send in fighters to kill lots of people. That is a notable achievement given their situation. But despite this it seems very unlikely that Hamas can force a capitulation on anything impor...

TeX
TeX
1
Q: Algorithm2e, [italianokw] does not function. Why?

PuckIn my code below, the option [italianokw] of algorithm2e--package does not function. Why? (I am new in use of this package.) \documentclass{article} \usepackage[italian]{babel} \usepackage[utf8]{inputenc} \usepackage[a4paper,top=3cm,bottom=3cm,left=1.5cm,right=1.5cm]{geometry} \usepackage[italian...


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