User Philipp123

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Why is $P(a \text{ and } b)$ maximized when $P(a \text{ or } b)$ is minimized?

answered Jun 18, 2020 at 22:10

4 votes

Does $\lim_{n \to \infty} E(X_n)/n = \lim X_n/n$?

answered Jun 24, 2020 at 21:15

3 votes

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Let $Y=X^2$. Find the distribution function of $Y$. The density function is $f(x)=xe^{-x}$ if $x\geq 0$ and $0$ otherwise.

answered Jun 11, 2020 at 11:51

3 votes

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Does the alternating composition of sines and cosines converge to a constant?

answered Jun 16, 2020 at 22:10

2 votes

Partial derivative of $f(x,y)= \int_{x}^{y}e^{t^-2}dt$

answered Jun 18, 2020 at 19:58

2 votes

Finding the distribution of a piecewise defined variable

answered Jun 13, 2020 at 1:28

2 votes

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A property of a kind of product integral

answered Jun 14, 2020 at 17:44

2 votes

supremum on quadratic and bilinear form

answered Oct 21, 2021 at 10:15

2 votes

Is $ \Omega \in \sigma$-algebra necessary true?

answered Jun 24, 2020 at 20:01

1 vote

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Convex hull and optimal solutions

answered May 8, 2022 at 14:49

1 vote

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On extrema of real functions

answered Dec 6, 2021 at 22:07

1 vote

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Most efficient algorithm to calculate eigenvalues and eigenvectors of symmetric positive definite matrix

answered Nov 1, 2021 at 20:55

1 vote

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Question regarding conditional and marginal distributions

answered Nov 5, 2021 at 11:57

1 vote

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Is my proof that matrices are diagonalizable iff they have a basis of eigenvectors correct?

answered Nov 12, 2021 at 16:39

1 vote

How to find the eigenvalues and eigenvectors of this block matrix?

answered Jun 24, 2020 at 19:20

1 vote

Getting into university - two variables distribution

answered Jun 27, 2020 at 21:06

1 vote

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Expectation of independent random process

answered Jun 28, 2020 at 14:42

1 vote

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Eigenvalues of offset multiplication tables

answered Jun 11, 2020 at 23:45

1 vote

Hessian Matrix of $(Ax-b)$

answered Jun 12, 2020 at 17:11

1 vote

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Checking Optimization function whether its convex or not

answered Jun 10, 2020 at 19:19

1 vote

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How to show $x_{k}=\frac{(I-\alpha Q)^{k} x_{0}}{\left\|(I-\alpha Q)^{k} x_{0}\right\|}$ where Q is positive definite, converges to optimal solution

answered Jun 18, 2020 at 10:59

0 votes

Question on a real matrix of rank 1

answered Jun 28, 2020 at 14:12

0 votes

Finding a density function

answered Nov 1, 2021 at 16:43

0 votes

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Covariance Matrix Subtitution

answered Nov 13, 2021 at 10:15

0 votes

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eigenvctors using PCA

answered Nov 16, 2021 at 18:33

0 votes

Proof in a clique decision problem (karp reduction)

answered Apr 24, 2022 at 21:00

0 votes

Finding parameter such that probability of one random variable being greater than other is greather than a value

answered May 3, 2022 at 20:54

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27 Answers

Why is $P(a \text{ and } b)$ maximized when $P(a \text{ or } b)$ is minimized?

Does $\lim_{n \to \infty} E(X_n)/n = \lim X_n/n$?

Let $Y=X^2$. Find the distribution function of $Y$. The density function is $f(x)=xe^{-x}$ if $x\geq 0$ and $0$ otherwise.

Does the alternating composition of sines and cosines converge to a constant?

Partial derivative of $f(x,y)= \int_{x}^{y}e^{t^-2}dt$

Finding the distribution of a piecewise defined variable

A property of a kind of product integral

supremum on quadratic and bilinear form

Is $ \Omega \in \sigma$-algebra necessary true?

Convex hull and optimal solutions

On extrema of real functions

Most efficient algorithm to calculate eigenvalues and eigenvectors of symmetric positive definite matrix

Question regarding conditional and marginal distributions

Is my proof that matrices are diagonalizable iff they have a basis of eigenvectors correct?

How to find the eigenvalues and eigenvectors of this block matrix?

Getting into university - two variables distribution

Expectation of independent random process

Eigenvalues of offset multiplication tables

Hessian Matrix of $(Ax-b)$

Checking Optimization function whether its convex or not

How to show $x_{k}=\frac{(I-\alpha Q)^{k} x_{0}}{\left\|(I-\alpha Q)^{k} x_{0}\right\|}$ where Q is positive definite, converges to optimal solution

Question on a real matrix of rank 1

Finding a density function

Covariance Matrix Subtitution

eigenvctors using PCA

Proof in a clique decision problem (karp reduction)

Finding parameter such that probability of one random variable being greater than other is greather than a value