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paulinho

Ngorongoro Crater, Ngorongoro, Arusha Region, Tanzania

I love doing research; don't know too much about anything, always eager to know more.

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Top Questions

Simultaneous Diagonalizability of Multiple Commuting Matrices

linear-algebra matrices eigenvalues-eigenvectors linear-transformations diagonalization asked Mar 31, 2020 at 19:10

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What is known about quantum algorithms for graph isomorphism?

algorithm adiabatic-model graph-isomorphism asked Oct 27, 2020 at 23:51

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How to make new header files available universally?

permissions files compiling asked Mar 18, 2018 at 23:36

Does the following identity hold?

abstract-algebra group-theory asked Oct 29, 2020 at 20:16

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Top Answers

How can I prove that 3 planes are arranged in a triangle-like shape without calculating their intersection lines?

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Find $\lim\limits_{x\to 0} \frac{\sqrt{\ 1+x} - \sqrt{\ 1-x}}{\sqrt[3]{\ 1+x} - \sqrt[3]{\ 1-x}}$

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Simplifying ${n\choose k} - {n-1 \choose k}$.

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Why is this method incorrect?

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Evaluate : $\lim \limits_{n\to\infty}n(1-\int_0^{n}(1-\frac{x}{n})^ndx)$

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Calculate the determinant of $n^\text{th}$ order

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Is there an optimal strategy for this game of card?

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Manipulate $f(a,b,c,d) = \frac{a}{b} - \frac{c}{d}$ so that the resulting expression can be seen as $g(a-c, b-d)$

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True or False: Let $n ≥ 4$. There is an $n\times n$ matrix A such that $A^4 = 0$ and $\text{rank}(A+I_n) < 4$.

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Prove $\int_{0}^{1}{x\arcsin(x) dx} \leq \frac{\pi}{4}$

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