Recent questions in General questions

Recent questions in General questions

+1 vote

1 answer

Integration using tutorials raises a dummy symbol error.

asked Sep 16, 2020 in General questions by mortimer (170 points)

+1 vote

1 answer

riemann_to_ricci doesn't work

asked Sep 14, 2020 in General questions by Saswato Sen

+1 vote

1 answer

TableauSymmetry/young_project_tensor command on spin connection causes kernel to crash

asked Aug 29, 2020 in General questions by HL (210 points)

+2 votes

1 answer

Auto-completion of commands?

asked Aug 28, 2020 in General questions by strangerep (460 points)

+1 vote

0 answers

Solution of Einstein's equations in a vacuum

asked Aug 10, 2020 in General questions by mhpedro (200 points)

0 votes

1 answer

"undo" the young_project_tensor...

asked Aug 5, 2020 in General questions by Yi Zhang (200 points)

0 votes

0 answers

First derivative with multiple indices

asked Jul 17, 2020 in General questions by Mr. K (130 points)

0 votes

1 answer

convert the commutator of covariant derivatives acting on spinor into curvature

asked Jul 6, 2020 in General questions by Yi Zhang (200 points)

0 votes

1 answer

EpsilonTensor product not showing negative sign?

asked Jun 16, 2020 in General questions by anonymous

0 votes

0 answers

Defining a vector field.

asked Jun 15, 2020 in General questions by anonymous

0 votes

2 answers

Using function within expression

asked May 21, 2020 in General questions by dbutter (1.0k points)

+1 vote

1 answer

Q: extending coordinate computation from configuration space to phase space

asked May 6, 2020 in General questions by Audrius-St (220 points)

+1 vote

1 answer

all_contractions( ) is not defined?

asked May 5, 2020 in General questions by irvinmtzrd (180 points)

+1 vote

1 answer

Weird output when running through terminal.

asked May 3, 2020 in General questions by anonymous

+1 vote

1 answer

Q: simple Cadabra coordinate computation

asked Apr 28, 2020 in General questions by Audrius-St (220 points)

+1 vote

1 answer

Why am I getting "Free indices in different terms in a sum do not match" when I integrate by parts?

asked Apr 21, 2020 in General questions by Jeffrey

+1 vote

1 answer

Can indices be moved?

asked Apr 9, 2020 in General questions by anonymous

+1 vote

1 answer

Export file to pdf

asked Apr 5, 2020 in General questions by mhpedro (200 points)

0 votes

0 answers

Issues with 'integrate_by_parts'

asked Mar 12, 2020 in General questions by eureka (2.2k points)

0 votes

1 answer

How to know the properties of an object?

asked Feb 23, 2020 in General questions by doxdrum (15.0k points)

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