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wlad
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(Formerly Ogogmad. Wlad is not my real name.)

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All Questions Answers
Score Newest
question
35
Listing applications of the SVD
Nov 14, 2021
question
33
Why is uncomputability of the spectral decomposition not a problem?
Aug 23, 2020
question
20
Is it possible to constructively prove that every quaternion has a square root?
Sep 19, 2019
answer
14
Is it possible to constructively prove that every quaternion has a square root?
Sep 20, 2019
question
13
How to express in categorical language that in some toposes not all complex numbers have square roots
Oct 26, 2021
question
11
The constancy principle in choiceless constructive foundations
Apr 10, 2020
question
11
Do infinitely nested radicals have any applications?
Apr 28, 2020
question
9
Toposes in which countable choice is true but dependent choice isn't
Apr 7, 2020
question
8
For every ring R, is there a block-diagonal canonical form for a square matrix over R?
Nov 23, 2021
question
8
Matrix decompositions as monoid isomorphisms. Ever considered before?
Nov 12, 2021
Top network posts
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61
Pyspark: Convert column to lowercase
51
Proof of convergence of k-means
48
Pyspark: Convert column to lowercase
32
Proof of convergence of k-means
32
Why aren't zero-knowledge proofs used in practice for authentication?

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