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Aug
22
awarded  Nice Question
May
10
reviewed Approve Solve the equation $x^3-x+\frac16\sqrt3=0$
May
10
reviewed Approve Proving that $||A-B||=||A+B||\Leftrightarrow AB=0$
Apr
30
reviewed Approve Get an alternate form of an equation
Mar
31
reviewed Approve A good book for Stochastic modeling
Mar
31
reviewed Reject Flow through a viscous fluid, “reflections method”
Mar
27
reviewed Approve Is this problem/counterexample stated correctly/valid?
Mar
27
reviewed Approve $f$ be a nonconstant holomorphic in unit disk such that $f(0)=1$. Then it is necessary that
Mar
23
reviewed Reject The difference between unbiased/biased estimator variance.
Mar
3
reviewed Approve When existential quantifiers distribute over conjunction
Mar
3
reviewed Reject Stone-Weierstrass: Literature
Mar
3
reviewed Approve Proof that v belongs to l_p space under certain conditions
Mar
3
reviewed Approve Show that $f$ is continuous between topological spaces if and only if $f$ is continuous at every $x \in X$.
Feb
4
answered Homotopy and chain homotopy determine each other
Feb
4
reviewed Approve What does it mean to solve or find solutions in mathematics?
Jan
16
reviewed Approve If something is $2^{N+1}$, how can I get $N$ back from the end result?
Jan
16
reviewed Approve Finding original function of $1/x$ by using a step function
Jan
16
reviewed Approve Circles- finding radii of smallest and largest circle
Jan
15
reviewed Approve Why can't I prove this statement by simple induction? Sum of $1/2^1 + \cdots+ n/2^n = x$
Jan
15
reviewed Approve How to solve Energy Balance equation by numerical method