Recent questions tagged indices

0 votes

2 answers

sign changed index splitting

asked Sep 20 in General questions by anonymous

0 votes

0 answers

Split free indices, and not just dummy indices.

asked Sep 9 in Feature requests by anonymous

0 votes

0 answers

First derivative with multiple indices

asked Jul 17 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 in General questions by Yi Zhang (190 points)

+1 vote

1 answer

Can indices be moved?

asked Apr 9 in General questions by anonymous

0 votes

0 answers

Dealing with multi-index derivatives

asked Nov 16, 2019 in General questions by Montz (120 points)

0 votes

0 answers

Manipulating matrix valued differential forms

asked Aug 28, 2019 in General questions by doxdrum (6.5k points)

0 votes

0 answers

Differential forms --- on a subspace???

asked Aug 22, 2019 in General questions by doxdrum (6.5k points)

0 votes

1 answer

Substitution of tensors - Einstein equations

asked Aug 16, 2019 in General questions by doxdrum (6.5k points)

0 votes

0 answers

Derivatives depend on index position

asked Aug 16, 2019 in Bug reports by Karim (300 points)

+1 vote

0 answers

Kronecker $\delta$ for Indices of different dimensions

asked Aug 12, 2019 in Bug reports by Lukas (130 points)

0 votes

0 answers

eliminate_kronecker() with index hierarchy

asked Jul 20, 2019 in General questions by Nils

0 votes

1 answer

Exchange indices

asked Jun 28, 2019 in General questions by Eureka (840 points)

+1 vote

0 answers

Action of sort_product depends on the choice of index

asked May 16, 2019 in Bug reports by Kevin (250 points)

0 votes

1 answer

Dimensional reduction of a three form

asked Apr 25, 2019 in General questions by doxdrum (6.5k points)

0 votes

0 answers

Sorting indices of tensors

asked Apr 24, 2019 in General questions by doxdrum (6.5k points)

0 votes

0 answers

Dependence on a subspace - Possible???

asked Apr 23, 2019 in General questions by doxdrum (6.5k points)

+1 vote

1 answer

Is it possible to use "+/-" as indices?&How to define a commutator?

asked Mar 24, 2019 in General questions by Eureka (840 points)

0 votes

1 answer

Variable can be handled like values?

asked Jul 10, 2018 in General questions by yutasekiguchi (670 points)

0 votes

1 answer

Substitute and dummy indices manipulation

asked Jul 4, 2018 in Bug reports by doxdrum (6.5k points)

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