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DuFong
  • Member for 9 years, 10 months
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Top posts
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answer
5
Show that the integer nearest to $\frac{n!}{e}$ $(n \geq 2)$ is divisible by $n − 1$ but not by $n$.
Feb 10, 2016
answer
5
Maximum value of $\sin A+\sin B+\sin C$?
May 10, 2016
question
4
Embedding Sobolev $H^1$ into $L^\infty$ space
Apr 5, 2020
question
4
translation invariant of integral on $\mathbb{R}$
May 8, 2016
question
3
Nonlinear ODE $\dot{X}(t)X(t)=B$
Oct 9, 2015
answer
3
Is every set in $S$ measurable with respect to the outer measure induced by $\mu$
Feb 8, 2016
question
3
When are method of stationary phase and method of steepest descent are equivalent?
Apr 2, 2019
question
3
A footnote about outer measure
Feb 8, 2016
question
3
Riemann type function continuity
Mar 15, 2016
question
3
find min of $a+b$ given sum of $a\geq b\geq c\geq d$ is 9 and square sum is 21
Aug 18, 2019
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16
Visualize the phase of complex square root with complicated cut