Mathematics
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John
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All Questions Answers
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question
14
What is a subsequence in calculus?
Sep 23, 2017
question
8
If $A$ is an $n$ by $n$ integer matrix such that $A^3 = I$, then $\operatorname{tr}(A) = n\mod3$
Dec 17, 2018
question
7
Prove that $tr(A)^p = tr(A^p)\bmod p$ where $A$ is a square integer matrix and $p$ is a prime number.
Dec 18, 2018
question
7
How to solve a system of linear equations modulo n?
Dec 7, 2017
question
6
Let $G$ be a finite matrix group in $GL_2(Q)$ such that every matrix $A\in G$ has integer entries. Prove $A^{12}= I$ for each $A$.
Oct 13, 2018
question
5
Finding the eigenvalues of a linear transformation which takes inputs from the set of all $n\times n$ matrices.
Oct 4, 2018
question
5
Usage of mean value theorem ; bounded derivative and open interval
Jan 6, 2018
question
4
First-order set theory : What is the class of all sets in ZFC?
Oct 3, 2017
question
4
Prove that if every linear operator which commutes with $T$ is a polynomial in $T$, then $T$ admits a cyclic vector $v$ in $V$ (finite dimensional). [duplicate]
Sep 12, 2018
question
3
Let $f(z)$ be an entire function with an entire inverse. Prove that as $z$ goes to infinity, $|f(z)|$ goes to infinity.
Jul 10, 2019
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10
What is melting? Which bonds do we break to melt something?
6
Why is ice less dense than water?
5
What is the proton NMR spectrum of p-methoxyphenol?
5
Do electric charges increase activation barriers?

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