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 Excavator
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Dec
26
comment Build a bijection $f: \mathbb{Q} \to \mathbb{Q}\setminus[0,1].$
Shouldn’t it be $\geq 1$ and $\leq 0$?
Dec
26
revised Why not both true and false?
Quote formatting.
Dec
26
suggested approved edit on Why not both true and false?
Nov
30
revised Meaning of the word “conjugate” across mathematics?
Grammar, HTTPS link.
Nov
30
suggested approved edit on Meaning of the word “conjugate” across mathematics?
Oct
10
awarded  Excavator
Oct
2
revised Why is $f(x)^{-1}$ used to denote the inverse of a function, and not its reciprocal?
Fix title grammar.
Oct
2
suggested approved edit on Why is $f(x)^{-1}$ used to denote the inverse of a function, and not its reciprocal?
Sep
12
suggested rejected edit on How many lists of 100 numbers (1 to 10 only) add to 700?
Aug
19
comment Simulate repeated rolls of a 7-sided die with a 6-sided die
i.e. this doesn’t answer the question at all.
Jul
28
comment Interview puzzle with a deck of cards, some cards upside-down
See also Puzzling!
Jul
9
awarded  Critic
Jul
8
awarded  Citizen Patrol
May
13
revised Proving an asymptotic run time is faster than another using L’Hôpital’s
Spelling of L’Hôpital.
May
13
suggested approved edit on Proving an asymptotic run time is faster than another using L’Hôpital’s
Dec
16
revised Monty hall problem extended.
Added xkcd alt-text
Dec
16
suggested approved edit on Monty hall problem extended.
Oct
22
revised Functions and Mapping question?
Transcribed question.
Oct
22
suggested approved edit on Functions and Mapping question?
Oct
22
comment Triangle inside a square
Since moving up from a line at the bottom of the square only reduces area and the maximum height you can get is $L$, it’s $\leq {L^2 \over 2}$.