Recent questions in General questions

Recent questions in General questions

+1 vote

1 answer

derivatives are not evaluated in evaluation of components

asked Dec 20, 2024 in General questions by DerHutmacher (240 points)

+1 vote

1 answer

How to handle metric on submanifold?

asked Dec 7, 2024 in General questions by DerHutmacher (240 points)

0 votes

0 answers

Cadabra in Jupyter notebook - how to store?

asked Oct 20, 2024 in General questions by amnon.willinger (400 points)

+1 vote

1 answer

Custom display symbols for variables?

asked Sep 30, 2024 in General questions by strangerep (460 points)

+1 vote

1 answer

Simple derivative evaluation not working for me.

asked Sep 30, 2024 in General questions by strangerep (460 points)

0 votes

1 answer

Expanding sum into time and purely space components.

asked Aug 10, 2024 in General questions by Heckfy (120 points)

+1 vote

2 answers

question about eliminate_metric

asked Aug 2, 2024 in General questions by eureka (2.2k points)

+1 vote

1 answer

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

asked Jun 27, 2024 in General questions by ChuckW (230 points)

+1 vote

2 answers

Factor out of numerical coefficient

asked Jun 24, 2024 in General questions by Arina (1.8k points)

+1 vote

1 answer

how to deal with lovelock gravity?

asked Jun 23, 2024 in General questions by eureka (2.2k points)

+1 vote

1 answer

How to copy output as tex format in jupyter notebook?

asked May 27, 2024 in General questions by eureka (2.2k points)

+1 vote

1 answer

Why does evaluate of metric eating vector shows only non-zero components.

asked May 14, 2024 in General questions by paul (230 points)

+1 vote

2 answers

How can I store the result of evaluating g(.,v) as a co-vector?

asked May 14, 2024 in General questions by paul (230 points)

+1 vote

2 answers

Christoffel symbols computation in $d$ dimensions with split indices

asked May 14, 2024 in General questions by raulastur (180 points)

+1 vote

1 answer

why can't cadabra find cdb.sympy.calculus?

asked May 7, 2024 in General questions by paul (230 points)

+1 vote

1 answer

how to compute metric(vector,vector) or g(v,w) where g,v,w already defined without haqving to repeat the definitions.

asked May 7, 2024 in General questions by paul (230 points)

+1 vote

0 answers

convert other format to cadabra2 format

asked Apr 24, 2024 in General questions by eureka (2.2k points)

0 votes

0 answers

question about keep_weight

asked Apr 19, 2024 in General questions by eureka (2.2k points)

0 votes

1 answer

function expand_power not work for fractional power

asked Apr 18, 2024 in General questions by eureka (2.2k points)

+2 votes

1 answer

How to calculate Christoffel symbols with metric defined by abstract matrices?

asked Apr 16, 2024 in General questions by Photon (180 points)

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