List questions from solution-verification

Published on 28 Jan 2019 - 14:30

5.1k

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Putting socks and shoes on a spider

Published on 29 Jan 2019 - 9:09

62

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Confusing domain of simple $f(x, y)$

Published on 30 Jan 2019 - 23:29

80

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Solving $\lvert z\rvert^2+iz+i=0$

Published on 02 Feb 2019 - 9:24

9.8k

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Given the joint density function of $X$ and $Y$, find the probability density function of $Z = XY$

Published on 22 Mar 2026 - 17:45

1.7k

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Find the conditional density function and expectation of $Y$ given $X$ when $f(x,y) = \lambda^{2}e^{-\lambda y}$ and $f(x,y) = xe^{-x(y+1)}$

Published on 03 Feb 2019 - 23:44

2.3k

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Find the density of $Y = a/(1 + X^{2})$, where $X$ has the Cauchy distribution.

Published on 04 Feb 2019 - 2:28

456

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Show that $M[x] \cong A[x] \otimes_{A} M.$

Published on 07 Feb 2019 - 12:52

271

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How many ways are there to split a dozen people into $3$ teams , where one team has $2$ people and the other two teams have $5$ people each?

Published on 10 Feb 2019 - 19:58

807

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Evaluate $\int_{|z|=1} \frac{1}{e^z -1-2z}dz$ by using Cauchy's residue theorem

Published on 18 Feb 2019 - 7:42

198

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If $q^k n^2$ is an odd perfect number with special prime $q$, then $n^2 - q^k$ is not a square.

Published on 21 Feb 2019 - 16:08

155

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To show that the given bounded linear operator is the zero operator

Published on 23 Feb 2019 - 16:21

604

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Proving the Partial Fraction Decomposition of the Hyperbolic Cotangent Function by using Poisson Summation

Published on 22 Mar 2026 - 12:46

128

Views

If ${\lim_{x \to a}} f(x)=L$ then ${\lim_{x \to a}}\sqrt[n]{f(x)}=\sqrt[n]L$

Published on 24 Feb 2019 - 7:43

122

Views

On GCDs and odd perfect numbers

Published on 25 Mar 2026 - 12:16

List Question

What am I lacking?

Putting socks and shoes on a spider

Confusing domain of simple $f(x, y)$

Solving $\lvert z\rvert^2+iz+i=0$

Given the joint density function of $X$ and $Y$, find the probability density function of $Z = XY$

Find the conditional density function and expectation of $Y$ given $X$ when $f(x,y) = \lambda^{2}e^{-\lambda y}$ and $f(x,y) = xe^{-x(y+1)}$

Find the density of $Y = a/(1 + X^{2})$, where $X$ has the Cauchy distribution.

Show that $M[x] \cong A[x] \otimes_{A} M.$

How many ways are there to split a dozen people into $3$ teams , where one team has $2$ people and the other two teams have $5$ people each?

Evaluate $\int_{|z|=1} \frac{1}{e^z -1-2z}dz$ by using Cauchy's residue theorem

If $q^k n^2$ is an odd perfect number with special prime $q$, then $n^2 - q^k$ is not a square.

To show that the given bounded linear operator is the zero operator

Proving the Partial Fraction Decomposition of the Hyperbolic Cotangent Function by using Poisson Summation

If ${\lim_{x \to a}} f(x)=L$ then ${\lim_{x \to a}}\sqrt[n]{f(x)}=\sqrt[n]L$

On GCDs and odd perfect numbers

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