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May
6
asked Proof that a number uniquely determines its multiplicative inverse
Apr
30
asked Definition of Dedekind Cut Addition
Apr
14
asked Expressing a line as a linear combination of two points on the line.
Jan
6
asked Confusion concerning Cantor's theorem.
Oct
30
asked Confusion about least upper bound property of reals constructed as Dedekind Cuts.
Oct
2
asked Help with this related rates problem.
Sep
20
asked Why is this derivative not undefined at a given point?
Sep
18
asked Why does implicit differentiation work on non-functions?
Aug
21
asked Computing the standard part of $(3-\sqrt{c+2})/(c-7)$ where the standard part of $c$ is $7$
May
1
asked Problem reconciling this proof with what I know about the Reals.
Apr
15
asked Help verifying my proof that for any $\epsilon>0$, there exists rational $\frac{j}{k}$ such that $0<\frac{j}{k}<\epsilon$
Mar
27
asked Proving that if $\frac{m}{n}<\sqrt{2}$ then there exists $\frac{m'}{n'}$ such that $\frac{m}{n}< \frac{m'}{n'}<\sqrt{2}$
Mar
25
asked Proving that $\sqrt{2}+\sqrt{3}$ is irrational
Mar
18
asked Proof that $\binom{ n}{k} \in \mathbb N$
Mar
16
asked Help with this inequality.
Mar
15
asked Trying to prove this statement about inequalities
Mar
12
asked Help proving a little theorem about inequalities
Mar
10
asked Question from Spivak's Calculus. Hint makes no sense.
Mar
4
asked Help me find a less tedious way to prove this theorem about inequalities
Feb
11
asked Help interpreting question about a system of equations