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04:13
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A: Mathematics and Perfectionism?

user21820I'm a perfectionist, but I unintentionally make lots of careless mistakes all the time. Like you, I feel a sharp twinge of disappointment or embarrassment, depending on the situation, but it goes away almost immediately. The reason is that I consider intention and not outcome to be the deciding f...

04:52
@user21820 We're using Royden and Fitzpatrick's Real Analysis right now, and it seems like I can't reach the statement 0 < 1.
It's just stated there that 0 ≠ 1, and a > 0 or -a > 0 or a = 0 (exclusive or).
 
6 hours later…
11:15
I got it, but it's not trivial

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