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Welcome to Cadabra Q&A, where you can ask questions and receive answers from other members of the community.
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General questions
(349)
Feature requests
(30)
Installation trouble
(62)
Bug reports
(143)
Recent questions tagged substitute
+1
vote
1
answer
How could the partial derivatives be sorted?
asked
Nov 8, 2023
in
General questions
by
doxdrum
(
13.2k
points)
substitute
partialderivative
algorithms
sort
+1
vote
1
answer
Substitution after map_sympy(*, 'simplify')
asked
Oct 25, 2023
in
Bug reports
by
Arina
(
1.1k
points)
substitution-rule
substitute
sympy
map_sympy
+1
vote
2
answers
Index replacement problem
asked
Jan 10, 2023
in
Bug reports
by
jorge
(
180
points)
dummy-indices
substitute
+1
vote
1
answer
commuting variations and partial derivatives
asked
Dec 30, 2022
in
General questions
by
bulkilol
(
170
points)
substitute
partialderivative
+1
vote
1
answer
How can I invert the product rule nicely [where there are extra numerical factors]?
asked
Dec 7, 2022
in
General questions
by
Physics Cat
(
240
points)
product_rule
substitute
+1
vote
1
answer
Weird behavior where kernel crashes when substituting expression, depending on how the expression is written
asked
Dec 4, 2022
in
Bug reports
by
jmlealdefreitas
(
130
points)
substitute
bug-report
+1
vote
1
answer
Substitution $A \mapsto A + \delta_A$
asked
Jul 29, 2022
in
General questions
by
novice0516
(
160
points)
substitute
substitution-rule
+1
vote
1
answer
Substitution employing double overline accent?
asked
Mar 3, 2022
in
General questions
by
szynka
substitute
indices
substitution-rule
+2
votes
1
answer
converting partial derivative to covariant derivative
asked
Feb 11, 2022
in
General questions
by
anupam1031
(
650
points)
indices
covariant-derivative
substitute
+1
vote
1
answer
Minus sign to index-dependent power
asked
Jan 23, 2022
in
General questions
by
melsophos
(
260
points)
numbers
substitute
0
votes
1
answer
Strange substitution behavior in Cadabra v1
asked
Oct 1, 2021
in
Bug reports
by
dbutter
(
1.0k
points)
substitute
+1
vote
0
answers
Matching expressions with variable index ranges
asked
Sep 20, 2021
in
General questions
by
dbutter
(
1.0k
points)
substitute
dummy-indices
+1
vote
1
answer
Substitute Affected by Unrelated Expression Definition
asked
Aug 24, 2021
in
Bug reports
by
Simon
(
250
points)
substitute
0
votes
0
answers
Trouble with Dummy-Index Manipulation within Index Brackets and Partial Derivatives
asked
Aug 24, 2021
in
General questions
by
Simon
(
250
points)
canonicalise
dummy-indices
indexbracket
partialderivative
substitute
0
votes
1
answer
use of substitute
asked
Sep 29, 2019
in
General questions
by
anonymous
scalar
basic
substitute
0
votes
1
answer
Substitution of tensors - Einstein equations
asked
Aug 16, 2019
in
General questions
by
doxdrum
(
13.2k
points)
tensor-components
indices
substitute
0
votes
0
answers
some things about "substitute"
asked
Mar 19, 2019
in
General questions
by
eureka
(
1.4k
points)
substitute
+1
vote
1
answer
How to evaluate components of covariant derivative
asked
Aug 12, 2018
in
General questions
by
rytimid
(
220
points)
evaluate
cadabra-gtk
cadabra2
substitute
+1
vote
1
answer
How to evaluate the tensor of energy momentum for provided metric anzatz and 4-velocity
asked
Aug 9, 2018
in
General questions
by
rytimid
(
220
points)
cadabra-gtk
cadabra2
substitute
evaluate
0
votes
1
answer
Substitute and dummy indices manipulation
asked
Jul 4, 2018
in
Bug reports
by
doxdrum
(
13.2k
points)
tensor-components
substitute
indices
rename-indices
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