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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

Characterization of sets of differentiability

real-analysis asked Aug 21 '14 at 13:09
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

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

52
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?
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23
Prove if $X$ is a compact metric space, then $X$ is separable.
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23
Matlab wrong cube root
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22
Why does this limit approach $e$?
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21
Is calculating the summation of derivatives “mathematically sound”?
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20
Converting recursive equations into matrices
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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?
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16
What does this (double absolute value like) notation mean?
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15
Why define norm in $L_p$ in that way?
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14
Differentiability implies continuity - A question about the proof
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14
Reversing the Order of Integration and Summation
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14
trace of product of a diagonal and a matrix
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13
Relationship between inner product and norm
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13
cutoff function vs mollifiers
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13
Liouville's Theorem
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13
When change of variable makes an empty interval
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