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Mar
9
reviewed Approve suggested edit on What is the importance of the spectral theorem?
Mar
9
answered Determining total number of tickets sold
Mar
8
reviewed Approve suggested edit on Project $x$ orthogonally onto $v$: is the projection $p$ the average of $x$?
Mar
5
revised Differentiation of improper integral
edited tags
Mar
4
revised Evaluating $\int \cos^4(x)\operatorname d\!x$
added 46 characters in body; edited title
Mar
2
revised Simplfying $\sqrt{31-8\sqrt{15}}+\sqrt{31+8\sqrt{15}}$
added 71 characters in body; edited title
Mar
2
reviewed Approve suggested edit on Solving simultaneous equations in terms of variables
Mar
2
reviewed Edit suggested edit on Evaluating $\lim_{n\to\infty}\left(\frac{1-i}{4}\right)^n$
Mar
2
revised Evaluating $\lim_{n\to\infty}\left(\frac{1-i}{4}\right)^n$
Latex edited
Feb
28
revised Evaluating $\int \frac{\sqrt{1-x^2}}{x^2} \operatorname d \! x$
added 20 characters in body; edited title
Feb
27
reviewed Approve suggested edit on Topics on Number theory for undergraduate to do a project
Feb
26
revised $\lim_{n\rightarrow \infty} \frac {(n!)^{\frac {1}{n}}}{n}$ and $\lim_{n\rightarrow \infty} \frac {1}{n}\ln {2n \choose n}$
edited title
Feb
26
revised Evaluate $f(x)= {\int_{-\infty}^0\ }\frac{x^2}{e^{x^2}}\operatorname d\!x$
added 11 characters in body; edited title
Feb
26
reviewed Edit suggested edit on Proof of transformations to find an approximate value
Feb
25
awarded  Popular Question
Feb
25
revised Evaluating $\int {{x^{1/6}+1}\over x^{7/6}+x^{5/4}}\operatorname d\!x $
edited title
Feb
24
revised Is $ \int_0^1{\frac{\sin x}{x}dx} $ convergent?
edited title
Feb
23
reviewed Approve suggested edit on Prove that $S = \{(x,y)\in \Bbb R^2 : x>0, y>0\}$ is open.
Feb
23
revised Evaluate $\int xe^{\frac{3ex^2}{2}}\operatorname d\!x$
deleted 5 characters in body; edited title
Feb
23
comment Was Euler right?
"Euler thought that", it was other way around , Euler was way ahead of his time in recognising what others could not even fathom let alone comprehend.