Mathematics
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cryptograthor's user avatar
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cryptograthor
  • Member for 4 years, 4 months
  • Last seen more than a month ago
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Making cryptography accessible at the https://uncloak.org wiki

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All Questions Answers
Score Newest
question
6
Trying to parse a Putnam solution from 1995
Dec 30, 2018
question
3
Generalizing from a transformation of known eigenvalues to one of unknown eigenvalues
Dec 26, 2018
question
2
Show some eigenvalue properties for $A=xy^*$
Mar 6, 2019
question
2
Proof of the derivative of a matrix exponential $\frac d {dt} e^{tA} = Ae^{tA}$
Apr 17, 2020
answer
2
Upvotes and downvotes problematic.
May 17, 2019
question
1
Prove I-T is invertible, if $T^n = 0$ for some positive integer, T some linear operator [duplicate]
Dec 28, 2018
question
1
Show: $\sum_{i,j=1}^n |a_{ij}|^2=trA^*A=\sum^n_{i=1}\sigma_i^2$
Mar 11, 2019
question
1
$I_1=\int_0^1 \frac 1 {1+\frac 1 {\sqrt x}} dx$
Mar 14, 2019
question
1
If $u\in F$ is Transcendental over $K$, $F$ an extension field of $K$, Show every element in $K(u)$ not in $K$ is transcendental over $K$.
Mar 14, 2019
question
1
Confusion concerning the Euclidean Norm and unitary invariance on $\mathbb C^n$
Mar 29, 2019
Top network posts
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22
Installing docker on Raspberry pi
13
Convert chrono::duration to string or C string
5
Attempting to use org-babel to write “literate” Rust

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