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Mar
11
revised A game with $\delta$, $\epsilon$ and uniform continuity.
edited body
Mar
11
comment A game with $\delta$, $\epsilon$ and uniform continuity.
@Uzman, indeed. Thank you, I corrected the mistake.
Feb
15
reviewed Reject non-intersecting lines inside a projective quadric
Feb
15
comment A peasant and his cows
Hmmm.. why don't you merge them? Nevermind.
Feb
15
comment A peasant and his cows
two answers? why?
Feb
15
revised A peasant and his cows
added 435 characters in body
Feb
15
answered A peasant and his cows
Feb
15
comment A peasant and his cows
It is simple if weights are integers. Problem with real numbers is difficult for oral examination.
Feb
12
reviewed Approve Project Euler #453 confusion
Feb
11
reviewed Approve Count ways to reach last layer
Jan
24
reviewed Approve Find the limit without using Maclaurin series
Jan
20
answered What are some things that mathematics students know, but others don't
Jan
19
answered On adding terms to limits
Jan
19
reviewed Approve Conversion from/to power form and polynomial basis is a finite field
Jan
18
reviewed Approve What's your favorite proof accessible to a general audience?
Jan
18
reviewed Reject Proving the existence of disjoint subsets
Jan
18
reviewed Reject Regularity of Dirac measure on Baire sets
Jan
17
comment Let $T=\{17\}, U=\{6\}, V=\{24\}$ and $W=\{2,3,7,26\}$. In which of these four different universes is the statement true?
Nah, I don't really know what to add in answer. :) Your solution is correct.
Jan
17
comment Let $T=\{17\}, U=\{6\}, V=\{24\}$ and $W=\{2,3,7,26\}$. In which of these four different universes is the statement true?
Yes it is. Why downvote?
Jan
16
reviewed Approve Defining Real Numbers