Recent questions and answers in General questions

Recent questions and answers in General questions

0 votes

1 answer

declare a mapping with previous expression

answered 13 hours ago in General questions by Arina (1.8k points)

0 votes

1 answer

canonicalise gets stuck on swapped indices

answered Jan 21 in General questions by kasper (86.5k points)

0 votes

2 answers

Rename specific dummy indices in expressions

answered Jan 20 in General questions by CJQ (230 points)

0 votes

0 answers

Issue with split_index and dummy index

asked Jan 13 in General questions by parthajit (120 points)

0 votes

1 answer

absolute value in Cadabra expression

answered Dec 22, 2025 in General questions by kasper (86.5k points)

+1 vote

2 answers

How to remove/unset properties

answered Jul 13, 2025 in General questions by David (340 points)

+1 vote

2 answers

How to collect similar terms?

answered May 12, 2025 in General questions by kasper (86.5k points)

+1 vote

1 answer

Evaluate does not respect NonCommuting

answered Mar 14, 2025 in General questions by kasper (86.5k points)

+1 vote

1 answer

How to manage two projects in their own folders which import .cnb's with the same names

answered Feb 17, 2025 in General questions by kasper (86.5k points)

+1 vote

2 answers

evaluate() returns RuntimeError when using the explicit value of an index

answered Dec 27, 2024 in General questions by kasper (86.5k points)

+1 vote

1 answer

derivatives are not evaluated in evaluation of components

answered Dec 26, 2024 in General questions by kasper (86.5k points)

+1 vote

1 answer

How to handle metric on submanifold?

answered Dec 7, 2024 in General questions by kasper (86.5k points)

0 votes

0 answers

Cadabra in Jupyter notebook - how to store?

asked Oct 20, 2024 in General questions by amnon.willinger (430 points)

+1 vote

1 answer

Custom display symbols for variables?

answered Sep 30, 2024 in General questions by kasper (86.5k points)

+1 vote

1 answer

Simple derivative evaluation not working for me.

answered Sep 30, 2024 in General questions by kasper (86.5k points)

0 votes

1 answer

Expanding sum into time and purely space components.

answered Aug 12, 2024 in General questions by doxdrum (15.5k points)

+1 vote

2 answers

question about eliminate_metric

answered Aug 5, 2024 in General questions by doxdrum (15.5k points)

+1 vote

2 answers

Factor out of numerical coefficient

answered Jul 18, 2024 in General questions by kasper (86.5k points)

+1 vote

1 answer

I'm trying to reproduce equation 4.6 from 4.5 in Carrolls Spacettime ;and Geometry

answered Jun 28, 2024 in General questions by doxdrum (15.5k points)

+1 vote

1 answer

how to deal with lovelock gravity?

answered Jun 24, 2024 in General questions by doxdrum (15.5k points)

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