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Jan
23
asked Correspondence between an order of rational function field and a Dedekind cut
Jan
15
answered Mnemonic for cross product
Jan
8
comment How prove this inequality $(a^2+bc^4)(b^2+ca^4)(c^2+ab^4) \leq 64$
Maybe different patterns of lines, if that's convenient for you.
Jan
8
comment Set of critical points of polynomial: why finite
When you say a polynomial defined on $\mathbb{R}^n$, does it mean a multivariate polynomial with $n$ variables?
Jan
8
comment How prove this inequality $(a^2+bc^4)(b^2+ca^4)(c^2+ab^4) \leq 64$
Can you use other colors? Since many people have protanopia or protanomaly (like me).
Jan
7
revised Solve linear algebra expressions
3x3 -> 3\times 3
Jan
7
suggested suggested edit on Solve linear algebra expressions
Jan
7
revised Mistake in Taylor expansion?
Texify the question
Jan
7
suggested suggested edit on Mistake in Taylor expansion?
Jan
4
comment Kullback–Leibler divergence with elements that are $0$
How about additive smoothing?
Dec
16
comment Find derivative of $f(x)=(x+2)^{(x-1)}$
OK, I get it. It has nothing to do with the logarithm.
Dec
16
comment Find derivative of $f(x)=(x+2)^{(x-1)}$
Sounds like the same as $f$ except for the positiveness.
Dec
16
revised Find derivative of $f(x)=(x+2)^{(x-1)}$
Change ln to \ln
Dec
16
suggested suggested edit on Find derivative of $f(x)=(x+2)^{(x-1)}$
Dec
16
comment Find derivative of $f(x)=(x+2)^{(x-1)}$
What are $a$, $b$ and $c$ here?
Nov
12
comment solution of $y^2 - x = 15$ and $x^2 -xy = 2009$
What do you mean by the symbol "|".
Nov
12
comment Infinite self-convolution for a function
Convolution corresponds to the PDF of the sum of random variables. I think something can be obtained by the law of large numbers.
Sep
9
comment What are some examples of mathematics that had unintended useful applications much later?
I think this is kind of "application in mathematics".
Sep
5
comment Permutation matrix notation
You may borrow the notations from permutation group en.wikipedia.org/wiki/Permutation_group
Sep
5
revised Extension of Sobolev functions
Texified the question