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Top Questions
10 votes

Formula or estimates for $\frac{\operatorname{Tr}(AB)}{\operatorname{Tr}(A)}$

linear-algebra asked Jan 17 '17 at 13:42
mathoverflow.net

9 votes

Dogbone contour integral/branch cuts/residue at infinity

complex-analysis contour-integration asked Jun 26 '13 at 18:50
math.stackexchange.com

8 votes

Variance of exit time for simple symmetric random walk

probability stochastic-processes asked Apr 15 '14 at 3:10
math.stackexchange.com

8 votes

Estimating Parameter - What is the qualitative difference between MLE fitting and Least Squares CDF fitting?

statistics numerical-methods least-squares parameter-estimation maximum-likelihood asked Oct 2 '16 at 12:47
math.stackexchange.com

7 votes

Characterization of sets of differentiability

real-analysis asked Aug 21 '14 at 13:09
math.stackexchange.com

7 votes

Laplace method (or other integral asymptotic) with near-corner

real-analysis integration asymptotics asked Jul 19 '18 at 15:03
math.stackexchange.com

6 votes

Central limit theorem for random variables with exactly a 2nd moment

probability-theory central-limit-theorem asked Jul 31 '16 at 0:16
math.stackexchange.com

6 votes

Approximation of conditional expectation

real-analysis probability-theory convergence asked Feb 2 '15 at 19:52
math.stackexchange.com

6 votes

Topological issues in large deviation principle

probability-theory soft-question large-deviation-theory asked Jun 9 '15 at 19:38
math.stackexchange.com

5 votes

Natural extension of a discontinuous function

real-analysis nonstandard-analysis asked Aug 4 '15 at 20:35
math.stackexchange.com

1 2

Top Answers
151
Why do we use the word “scalar” and not “number” in Linear Algebra?
math.stackexchange.com

76
Still struggling to understand vacuous truths
math.stackexchange.com

69
Are we allowed to compare infinities?
math.stackexchange.com

61
Which derivatives are eventually periodic?
math.stackexchange.com

51
Why does the Newton-Raphson method not converge for some functions?
math.stackexchange.com

49
Examples of compact sets that are infinite dimensional and not bounded
math.stackexchange.com

38
Is the number $-1$ prime?
math.stackexchange.com

35
Why doesn't a Taylor series converge always?
math.stackexchange.com

29
Why is it useful to show the existence and uniqueness of solution for a PDE?
math.stackexchange.com

26
Is “you know everything” the (using sentential logic) logical negation of “you know nothing”?
math.stackexchange.com

26
How is the sequence 1, 1.4, 1.41, 1.414 generated?
math.stackexchange.com

26
Is it always safe to assume that a integral is zero if it has equal bounds?
math.stackexchange.com

23
Matlab wrong cube root
math.stackexchange.com

22
Why does this limit approach $e$?
math.stackexchange.com

21
Is calculating the summation of derivatives “mathematically sound”?
math.stackexchange.com

21
Prove if $X$ is a compact metric space, then $X$ is separable.
math.stackexchange.com

20
Converting recursive equations into matrices
math.stackexchange.com

20
$\sum\limits_{n=1}^{10000000000000000} \frac{1}{n}$
math.stackexchange.com

18
Difference between Modification and Indistinguishable
math.stackexchange.com

18
Is there a connection between $\sum_{k=0}^{n}k^3=\left(\sum_{k=0}^{n}k\right)^2$ and $\int_0^x t^3\text{ } dt=\left(\int_0^x t\text{ } dt\right)^2$?
math.stackexchange.com

16
What's problematic about finding out if a large number is Prime or not?
math.stackexchange.com

15
Why define norm in $L_p$ in that way?
math.stackexchange.com

14
Reversing the Order of Integration and Summation
math.stackexchange.com

13
trace of product of a diagonal and a matrix
math.stackexchange.com

13
Relationship between inner product and norm
math.stackexchange.com

13
cutoff function vs mollifiers
math.stackexchange.com

13
What does this (double absolute value like) notation mean?
math.stackexchange.com

13
Liouville's Theorem
math.stackexchange.com

13
When change of variable makes an empty interval
math.stackexchange.com

12
Differentiability implies continuity - A question about the proof
math.stackexchange.com

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