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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
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Feature requests
(29)
Installation trouble
(61)
Bug reports
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Recent questions
Recent questions
+1
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1
answer
Hello i am a beginner in using Cadabra 2
asked
2 days
ago
in
General questions
by
jihad
(
130
points)
+1
vote
1
answer
NameError after upgrade
asked
Mar 5
in
Installation trouble
by
Jan
(
130
points)
+1
vote
0
answers
Output not displaying as rendered latex
asked
Feb 15
in
Installation trouble
by
ChuckW
(
160
points)
cadabra-output
+1
vote
0
answers
How to create derivatives of coordinates with indices?
asked
Feb 15
in
General questions
by
kandrax
(
130
points)
partialderivative
derivative
indices
+1
vote
1
answer
meld returns zero where it shouldn't?
asked
Feb 5
in
Bug reports
by
dbutter
(
1.0k
points)
meld
+1
vote
1
answer
derivatives with two indices
asked
Jan 18
in
General questions
by
bduboeuf
(
130
points)
derivative
multiple
indices
+1
vote
1
answer
Operations with fractional powers of negative numbers
asked
Jan 16
in
Bug reports
by
Arina
(
1.0k
points)
powers
+1
vote
1
answer
Interaction between 'canonicalise' and vector spinors
asked
Jan 11
in
Bug reports
by
Lactose
(
140
points)
0
votes
1
answer
remove_zero_components and components_to_subrule fail with AttributeError
asked
Jan 8
in
Bug reports
by
gpn
(
2.0k
points)
component-computation
+1
vote
1
answer
How do I use object properties in a python executable?
asked
Jan 6
in
General questions
by
tvb
(
140
points)
cadabra2
properties
python
0
votes
1
answer
evaluate() returns RuntimeError when using the explicit value of an index
asked
Jan 4
in
General questions
by
gpn
(
2.0k
points)
epsilon-tensor
evaluate-components
+1
vote
1
answer
Simplification of sum of terms r a^m + s a^m to (r+s)a^m
asked
Jan 1
in
General questions
by
Eric
(
130
points)
creation
annihilation
operators
ladder
+1
vote
1
answer
Display "hand-made" latex
asked
Dec 29, 2023
in
General questions
by
gpn
(
2.0k
points)
latex
+1
vote
1
answer
Replacing expressions in a matrix
asked
Dec 27, 2023
in
General questions
by
gpn
(
2.0k
points)
matrix
latex
+1
vote
1
answer
Displaying a matrix with matplotlib error "non-GUI backend"
asked
Dec 25, 2023
in
General questions
by
gpn
(
2.0k
points)
installation
+1
vote
1
answer
Displaying components of the epsilon matrix
asked
Dec 24, 2023
in
General questions
by
gpn
(
2.0k
points)
get_component
tensor-components
+1
vote
1
answer
LaTeXForm expansion fails with "free indices do not match"
asked
Dec 22, 2023
in
General questions
by
gpn
(
2.0k
points)
latexform
runtime-error
+1
vote
2
answers
How to collect terms containing derivatives
asked
Dec 15, 2023
in
General questions
by
alonli
(
160
points)
collect_terms
partialderivative
+1
vote
1
answer
Negative powers of 0
asked
Dec 12, 2023
in
Bug reports
by
Arina
(
1.0k
points)
substitution
+2
votes
1
answer
Partial derivative of a vector
asked
Dec 6, 2023
in
General questions
by
annamalai
(
180
points)
partialderivative
vector-field
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