Recent questions

+1 vote

2 answers

Avoiding index classes when handling ExNodes

asked Dec 2, 2023 in General questions by dbutter (1.0k points)

+1 vote

1 answer

Manually fiddling with multiplier on \sum

asked Dec 1, 2023 in Bug reports by dbutter (1.0k points)

+1 vote

0 answers

Efficiency in python vs cadabra for long substitution rules

asked Nov 30, 2023 in General questions by dbutter (1.0k points)

+1 vote

0 answers

Hodge dual in exterior calculus

asked Nov 29, 2023 in General questions by eschnett (130 points)

+1 vote

1 answer

Trigonometric and hyperbolic functions

asked Nov 29, 2023 in General questions by Arina (1.4k points)

+1 vote

1 answer

WeightInherit type=additive thinks operator is \sum

asked Nov 29, 2023 in Bug reports by dbutter (1.0k points)

+1 vote

1 answer

substitute crashes with empty replacement rule

asked Nov 26, 2023 in Bug reports by dbutter (1.0k points)

+1 vote

1 answer

Bug with Ex.matches() for indices in opposite positions

asked Nov 26, 2023 in Bug reports by dbutter (1.0k points)

+1 vote

1 answer

How AntiCommuting information is stored

asked Nov 21, 2023 in General questions by dbutter (1.0k points)

+1 vote

1 answer

Empty expressions fail to match

asked Nov 20, 2023 in Bug reports by dbutter (1.0k points)

0 votes

1 answer

Differentiate a propagator

asked Nov 17, 2023 in General questions by gpn (2.0k points)

+1 vote

2 answers

How to implement a zoom-sensitive algorithm

asked Nov 13, 2023 in General questions by gpn (2.0k points)

0 votes

1 answer

eliminate_vielbein "eliminates" with a Minkowski metric

asked Nov 10, 2023 in General questions by gpn (2.0k points)

+1 vote

1 answer

How could the partial derivatives be sorted?

asked Nov 8, 2023 in General questions by doxdrum (13.7k points)

+2 votes

3 answers

Problem with substitute and powers

asked Oct 31, 2023 in Bug reports by Bruno (180 points)

+1 vote

1 answer

How to calculate the determinant of a tensor density?

asked Oct 27, 2023 in General questions by gpn (2.0k points)

+1 vote

1 answer

Substitution after map_sympy(*, 'simplify')

asked Oct 25, 2023 in Bug reports by Arina (1.4k points)

0 votes

1 answer

How to change the order of two indexes in a complex statement

asked Oct 24, 2023 in General questions by gpn (2.0k points)

+1 vote

1 answer

InverseMetric is not symmetric?

asked Oct 23, 2023 in Bug reports by gpn (2.0k points)

+1 vote

0 answers

Complex scalar field (Klein-Gordon, Schrodinger, Higgs...)

asked Oct 20, 2023 in Feature requests by Mark Antilly (150 points)

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