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Oct
29
revised Proving a sum using induction
adding in + signs
Oct
29
suggested approved edit on Proving a sum using induction
Oct
29
accepted Closure w.r.t $|| . ||_\infty$
Oct
29
accepted Showing closure in the $\|\cdot\|_1$ norm
Oct
29
accepted The real numbers and the axiom of foundation
Oct
29
asked $f$ mapping open sets to open sets
Oct
26
awarded  Yearling
Oct
24
revised Prove $\sum_{i=0}^{n}\left(x_{i}^{n}\prod_{0\leq k\leq n}^{k\neq i}\frac{x-x_k}{x_i-x_k}\right)=x^n$
Formatting Latex better
Oct
24
suggested approved edit on Prove $\sum_{i=0}^{n}\left(x_{i}^{n}\prod_{0\leq k\leq n}^{k\neq i}\frac{x-x_k}{x_i-x_k}\right)=x^n$
Oct
24
accepted Subspace topologies and unions
Oct
24
comment Finding the min of an integral
Are you missing a $\sqrt{}$ at the end?
Oct
24
comment Finding the min of an integral
Thanks very much, I have put in the details of the solution above- is that fine?
Oct
24
revised Finding the min of an integral
Filling in my answer
Oct
23
accepted Finding the min of an integral
Oct
23
comment Finding the min of an integral
@Alex yeah thanks sorry
Oct
23
revised Finding the min of an integral
added 4 characters in body
Oct
23
asked Finding the min of an integral
Oct
23
answered How can I Prove that $[(p \to\neg q) \wedge q] \to \neg p$ is a tautology?
Oct
23
revised How can I Prove that $[(p \to\neg q) \wedge q] \to \neg p$ is a tautology?
missing or sign
Oct
23
suggested approved edit on How can I Prove that $[(p \to\neg q) \wedge q] \to \neg p$ is a tautology?