Recent questions and answers in General questions

Recent questions and answers in General questions

+1 vote

1 answer

How define a general tensor symmetry

answered 4 days ago in General questions by doxdrum (3.2k points)

+1 vote

1 answer

Symmetrise pairs of indices

answered 4 days ago in General questions by doxdrum (3.2k points)

0 votes

1 answer

what is the use of question mark postindices, how it changes contractions and symmetry properties of indices?

answered Apr 8 in General questions by kasper (41.6k points)

0 votes

2 answers

nested zoom/unzoom

answered Apr 6 in General questions by kasper (41.6k points)

0 votes

1 answer

glob pattern in rules

answered Mar 31 in General questions by kasper (41.6k points)

0 votes

1 answer

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

answered Mar 24 in General questions by kasper (41.6k points)

0 votes

1 answer

Can I use any Greek alphabet as a spinor?

answered Mar 21 in General questions by kasper (41.6k points)

0 votes

0 answers

some things about "substitute"

asked Mar 19 in General questions by Eureka (280 points)

0 votes

1 answer

How to use \dagger ?

answered Mar 17 in General questions by kasper (41.6k points)

0 votes

1 answer

NameError: name 'dsolve' is not defined At: <string>(7)

answered Mar 16 in General questions by kasper (41.6k points)

0 votes

0 answers

Sort product with symbols

asked Mar 13 in General questions by virgilbaran (180 points)

0 votes

1 answer

How to bypass triple index error for symbols?

answered Mar 12 in General questions by kasper (41.6k points)

0 votes

0 answers

Examles of using Cadabra for superspace calculations.

asked Feb 1 in General questions by Nikita (120 points)

0 votes

1 answer

Curved and Flat Indices

answered Jan 31 in General questions by kasper (41.6k points)

0 votes

1 answer

Please show a simple example showing difference b/w Indices(curved) and Indices(flat).

answered Jan 29 in General questions by kasper (41.6k points)

0 votes

1 answer

Substitute Christoffel2nd into Dual Riemann tensor

answered Jan 27 in General questions by kasper (41.6k points)

0 votes

1 answer

Correlation functions, Wick theorem and summation

answered Jan 12 in General questions by kasper (41.6k points)

0 votes

1 answer

whenever make Cadabra do lengthy calculations, I always get error on output

answered Jan 2 in General questions by kasper (41.6k points)

0 votes

1 answer

collect_factors(_) for Symbol indices

answered Dec 3, 2018 in General questions by kasper (41.6k points)

+2 votes

1 answer

Calculating determinants and traces

answered Nov 23, 2018 in General questions by kasper (41.6k points)

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