When I dropped in on Ernie over the weekend he commented that he hadn’t seen me for a while. I had to confess that my evenings had been very busy recently - first at the local Community College doing a course on creative writing, and then at home writing my first novel.
“It is a spy story – dram...
Santoitchi is yet another genre involving trominoes. It appears to be invented by Inaba Naoki, and then picked up by Bram de Laat, who uses the name Sandwich (blame Google Translate for the possible mistranslation, as the genre apparently has nothing to do with sandwiches). The name seems to mean...
Let's say that we have a sequence of odd numbers $1, 3, 5, 7 ...$. From this sequence we build a spiral in the spirit of the Ulam spiral.
Can you write down a rule for numbers change in the diagonal $3, 15, 23, 43, 59, 87, 111, 147, ...$?
Source. Math Olympiad 2020
A drunken honeybee lands on a completely random hexagon of a large triangular section (depicted below) of its hive, and then every second afterwards, takes a step to a completely random adjacent hexagon. How long on average will it take for the honeybee to escape this region?
This is my own tran...
Chukwumerege can answer each question of 2016 and 2017 MAN Olympiad in 6 minutes while Kola can answer each in 1 minute. Suppose Kola rests for 2hours in the middle of answering the questions but Chukwumerege works all through the Olympiads without stopping. Suppose further that they both finishe...
A individual known for Polygraphiae...
Gpqg atxr bqocq, ucl tzv rip gkmv iu ydw ynpa nkdk?
Gvxi jamy dj przcl Gagmguon sd droabp, jxughv rge cgvx!
Luvl fycw!
If too hard, ask for a clue and you will be given.
Go out, and you'll get me. This is true in every part of the world. Not all the time, it really depends on where you live.
You don't have to go out to get me though, but why not get me for free?
I'm part of a small family but just focus on me.
I'm vital for you.
Who am I?
Lloyd is quite fond of math, and likes to incorporate math into almost everything he does. One weekend, the local newspaper printed a Word Chain puzzle, with starting point BIRD and ending with NEST. I had some trouble solving it, and asked Lloyd for help. He told me that he had solved it, and h...
