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284
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Tagged
matrix
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80
views
no
answers
-1
votes
2021-11-23 23:09:50 +0200
Vinayak gupta
how to check whether matrix B is principal submatrix of A in sagemath
sage
matrix
544
views
1
answer
no
votes
2011-04-02 14:54:23 +0200
David Ferrone
block_matrix confusion (matrix constructor rewrite in new versions of Sage)
matrix
basic
550
views
1
answer
no
votes
2011-05-22 21:34:46 +0200
DSM
matplotlib don't work??
matplotlib
matrix
matrix_plot
870
views
2
answers
no
votes
2011-06-23 13:25:22 +0200
niles
how to properly substitute in a matrix?
substitution
matrix
384
views
2
answers
no
votes
2012-02-03 17:39:48 +0200
Shashank
Matrix of variables required, or is it there already?
matrix
symbolic
407
views
1
answer
no
votes
2019-08-29 18:37:55 +0200
FrédéricC
Finding short vectors kernel
lll
matrix
2k
views
2
answers
no
votes
2012-03-08 13:34:26 +0200
kcrisman
exponential matrix exp(A)
matrix
square
exponentiation
776
views
1
answer
no
votes
2012-03-09 13:55:46 +0200
Jason Grout
exponential matrix exp(A*t)
exponentiation
matrix
1k
views
no
answers
no
votes
2012-03-16 05:53:02 +0200
canisvetus
how to obtain the real part of a complex function
complex-analysis
real-part
exponentiation
matrix
6k
views
1
answer
no
votes
2012-03-19 17:15:18 +0200
achrzesz
symbolic vector norm
matrix
norm
symbolic
807
views
1
answer
no
votes
2012-03-22 07:31:18 +0200
DSM
how to construct a dictionary of dictionaries from a list
digraph
list
dictionary
matrix
360
views
no
answers
no
votes
2012-03-26 16:39:53 +0200
Shashank
why cannot recalculate?
dictionary
lists
matrix
205
views
no
answers
no
votes
2012-03-26 14:42:39 +0200
Jason Grout
why cannot recalculate (2)?
dictionary
list
matrix
474
views
1
answer
no
votes
2012-04-10 12:02:15 +0200
DSM
Function of symbols that is drawn from a matrix of symbols - does not work!
symbolic
matrix
construction
484
views
1
answer
no
votes
2012-04-07 08:28:35 +0200
Volker Braun
Check if object is a matrix
matrix
1k
views
1
answer
no
votes
2012-04-08 12:18:59 +0200
Volker Braun
Can I get a exact solution for SVD?
SVD
matrix
5k
views
1
answer
no
votes
2012-04-12 06:08:10 +0200
twch
evaluating the $U^\dagger U$ of an unitary matrix does not work
matrix
exponentiation
1k
views
2
answers
no
votes
2012-04-17 05:29:54 +0200
d3banjan
Substituting for a matrix of variables
symbolic
matrix
substitution
2k
views
no
answers
no
votes
2012-05-26 21:13:44 +0200
Shashank
Problem diagonalizing a antisymmetric matrix in sympy
diagonalize
anti-symmetric
matrix
sympy
854
views
2
answers
no
votes
2012-06-01 08:58:17 +0200
Svemmy
The minimum of a matrix
matrix
minimum
3k
views
1
answer
no
votes
2012-06-07 10:37:41 +0200
achrzesz
Calculating an Orthonormal Basis
matrix
kernel
nullspace
617
views
no
answers
no
votes
2012-12-28 04:49:37 +0200
Daniel McLaury
Can I get the invariant subspaces of a matrix group action?
matrix
representation
linearalgebra
564
views
1
answer
no
votes
2012-08-06 12:04:09 +0200
fidbc
Graph matrix into network flow
digraph
matrix
1k
views
2
answers
no
votes
2012-10-08 17:33:33 +0200
Jason Grout
strings and other objects in matrices
matrix
963
views
1
answer
no
votes
2012-10-18 00:51:23 +0200
calc314
How to convert sagemath matrix to R matrix?
R
matrix
496
views
1
answer
no
votes
2012-10-24 17:42:34 +0200
kcrisman
Matrix Multiplication
matrix
761
views
1
answer
no
votes
2012-11-17 19:31:27 +0200
Shashank
eigenvalues of a derivative vs derivative of eigenvalues
order
eigenvalues
trace
derivative
matrix
668
views
3
answers
no
votes
2012-11-20 18:32:17 +0200
DSM
matrix entry-wise comparison (masking)
matrix
entry-wise
comparison
975
views
1
answer
no
votes
2017-03-01 23:52:53 +0200
dan_fulea
Unitary matrices over finite fields
finitefield
unitary
matrix
hermitian
816
views
6
answers
no
votes
2013-01-15 20:44:04 +0200
kcrisman
Matrices and mpmath
mpmath
matrix
1
2
3
4
5
...
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