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linear-algebra
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277
views
3
answers
1
vote
2023-08-17 18:54:39 +0200
John Palmieri
Extracting specific rows of a matrix
matrices
submatrix
linear-algebra
100
views
no
answers
1
vote
2023-08-24 20:14:30 +0200
Christine523
Specify Columns of Minors Using Sage
linear-algebra
112
views
1
answer
no
votes
2023-09-12 16:20:12 +0200
Max Alekseyev
Problem with matrix echelon form
echelon_form
linear-algebra
132
views
1
answer
no
votes
2023-12-02 12:08:38 +0200
eric_g
cannot use .str() on kernel of Matrix ?
linear-algebra
215
views
1
answer
no
votes
2023-12-03 17:44:05 +0200
dan_fulea
Finding projective orders over residual class rings of form Z / (p)^{n} Z
projective
number_theory
algebra
linear-algebra
87
views
no
answers
1
vote
2023-12-11 17:10:05 +0200
azerbajdzan
Congruence of two non-positive definite matrices
linear-algebra
QuadraticForm
lattice
66
views
no
answers
no
votes
2024-02-20 12:57:44 +0200
Kaunil
Matrix norm using sup norm
norm
infimum
supremum
matrix-norm
linear-algebra
53
views
no
answers
no
votes
2024-04-22 21:53:55 +0200
Max Alekseyev
Finding minimum sub-algebra that contains a set
linear-algebra
vector-space
sagemath
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