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8144
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229
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1
answer
no
votes
2019-08-29 08:35:15 +0100
tmonteil
Given a matrix $M$ how to form the following matrix $N$ from $M$.
adjacency_matrix
block_matrix
764
views
2
answers
1
vote
2019-08-27 22:28:23 +0100
Jonathan Kliem
Forming a polytope from only its combinatorial data
polytope
combinatorics
791
views
2
answers
3
votes
2019-08-27 22:24:47 +0100
jipilab
Computing the volume of a polytope that is not full-dimensional
polytope
geometry
volume
583
views
2
answers
2
votes
2019-08-27 22:04:46 +0100
jipilab
Is it possible to compute the face lattice of a polytope from its vertex-facet incidences?
face_lattice
polytope
VertexFacetIncidence
Poset
313
views
1
answer
no
votes
2019-08-27 14:16:45 +0100
A.PASCONCINO
LLL algorithm extended to linearly dependent vectors
LLL_Dependent
727
views
1
answer
1
vote
2019-08-27 11:30:29 +0100
jipilab
Memory leak in Polyhedron?
memory-leak
polyhedra
338
views
1
answer
1
vote
2019-08-27 09:26:31 +0100
tmonteil
How can I solve line equation in SageMath?
functional_equation
2k
views
2
answers
1
vote
2019-08-26 18:19:01 +0100
rburing
Square roots in finite fields
sqrt
square_root
finitefield
320
views
1
answer
1
vote
2019-08-26 09:12:10 +0100
FrédéricC
Inverse of real sparse matrix
RealField
inverse
confirmed_issue
SparseMatrix
236
views
1
answer
no
votes
2019-08-23 10:27:13 +0100
Emmanuel Charpentier
Slider for fractions of pi
898
views
1
answer
1
vote
2019-08-21 10:53:21 +0100
rburing
Change base Field of Vector Space
vector
space
729
views
1
answer
1
vote
2019-08-20 08:44:28 +0100
mwageringel
Find solution to Polynomial Sequences without going through variety
MPolynomial
groebner_basis
ideals
variety
1k
views
1
answer
1
vote
2019-08-20 06:58:58 +0100
tmonteil
`sage -pip install --user ffmpeg` did not make the "`OSError: Error: ffmpeg does not appear to be installed.`" message go away
cocalc
pip
communication
447
views
1
answer
1
vote
2019-08-20 06:37:10 +0100
tmonteil
RISE in Jupyter
Jupyter
210
views
no
answers
no
votes
2019-08-16 09:29:54 +0100
vick
cosmological spacetimes
general-relativity
spacetime
tensor
288
views
1
answer
no
votes
2019-08-14 20:36:18 +0100
ortollj
How to expand the result of derivative()?
derivative
expand
388
views
1
answer
no
votes
2019-08-14 16:53:45 +0100
eric_g
Source for Principal Null Directions Kerr, Example Worksheet
Kerr
spacetime
killing-tensor
general-relativity
3k
views
1
answer
2
votes
2019-08-13 11:42:42 +0100
slelievre
Import sage in python3
python3
253
views
no
answers
1
vote
2019-08-11 21:21:28 +0100
millermj
Submitting code to Sage
MixedIntegerLinear
submitting_code
627
views
1
answer
no
votes
2019-08-09 15:16:17 +0100
rburing
Define the affine variety $X = V (y − x^2, y − x + 1)$.
AlgebraicGeometry
algebra
geometry
CommutativeAlgebra
570
views
1
answer
1
vote
2019-08-09 15:04:25 +0100
vdelecroix
Matrix groups
MatrixGroup
175
views
no
answers
no
votes
2019-08-09 13:22:51 +0100
REKHA BISWAL
Betti numbers of Nakajima Quiver varieties
quivers
cohomology
393
views
1
answer
no
votes
2019-08-08 17:49:48 +0100
nbruin
The shortest string containing all given substrings
optimization
string
141
views
1
answer
no
votes
2019-08-08 12:38:24 +0100
rburing
the following codes for 2^3 field. for the same field how to check the curve parameter A,B are the element of the field
227
views
no
answers
1
vote
2019-08-08 00:24:03 +0100
arpit
sub-module membership test
ideal
FreeModule
Modules
CommutativeAlgebra
657
views
1
answer
1
vote
2019-08-07 23:53:57 +0100
arpit
vector space basis for a quotient module
FreeModule
groebner_basis
ideal
CommutativeAlgebra
486
views
2
answers
1
vote
2019-08-07 20:47:18 +0100
John Palmieri
tree ordering in sage
tree
treeiterators
775
views
1
answer
no
votes
2019-08-07 14:58:03 +0100
Iguananaut
Win 10 install issues
tutorial
Icons
installation
windows10
newby
356
views
1
answer
no
votes
2019-08-07 14:27:21 +0100
Iguananaut
central idempotent of a finite dimensional algebra
algebra
central_idempotents
88
views
no
answers
no
votes
2019-08-07 13:30:52 +0100
Olivier R.
unable to simplify to a complex interval approximation
interval_fields
psi_function
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