Oct
17
reviewed Close $\dfrac1a+\dfrac1b=\dfrac1c$, $a, b, c \in \mathbb{N}$ with no common factor, find all solutions
Oct
17
reviewed Close Why is the reduced echelon form of a set of independent vectos, the identity matrix?
Oct
17
reviewed Close How to solve for $x$ when $a>0$: $log_{a+x}x \le log_ax^2 $
Oct
17
reviewed Close Obtain Base in this equation
Oct
17
reviewed Close sequence and series
Oct
17
reviewed Close Simple Combination Help!
Oct
17
reviewed Close Math homework, so much guessing work?
Oct
17
reviewed Leave Open Examples on Sobolev Spaces and weak derivatives
Oct
17
reviewed Close Stopping Time and Brownian Motion
Oct
17
reviewed Approve suggested edit on sequence and series
Oct
17
reviewed Reject suggested edit on Implies the $\leq$ relation a lexicographical relation?
Oct
17
reviewed Approve suggested edit on Simplify: $\sin \frac{2\pi}{n} +\sin \frac{4\pi}{n} +\ldots +\sin \frac{2\pi(n-1)}{n}$.
Oct
17
reviewed Approve suggested edit on About coordinate geometry
Oct
16
reviewed Close Integrate $\csc(x)^3dx $
Oct
16
reviewed Close Some maths help
Oct
16
reviewed Close Evaluate $ \int_0^\infty \cos(x)/\cosh(x) dx $
Oct
16
reviewed Close What's the pdf of the population variance given the sample variance (zero-mean Gaussian variables)?
Oct
16
reviewed Close Derive a Formula for the following sum.
Oct
16
reviewed Close What is the answer to this question?
Oct
16
awarded  Yearling