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Recent questions in General questions
Recent questions in General questions
+1
vote
2
answers
Avoiding index classes when handling ExNodes
asked
Dec 2, 2023
in
General questions
by
dbutter
(
1.1k
points)
dummy-indices
+1
vote
0
answers
Efficiency in python vs cadabra for long substitution rules
asked
Nov 30, 2023
in
General questions
by
dbutter
(
1.1k
points)
+1
vote
0
answers
Hodge dual in exterior calculus
asked
Nov 29, 2023
in
General questions
by
eschnett
(
130
points)
exterior-calculus
hodge
hodge-dual
+1
vote
1
answer
Trigonometric and hyperbolic functions
asked
Nov 29, 2023
in
General questions
by
Arina
(
1.8k
points)
trigonometric
functions
+1
vote
1
answer
How AntiCommuting information is stored
asked
Nov 21, 2023
in
General questions
by
dbutter
(
1.1k
points)
anticommuting
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)
algorithms
zoom-unzoom
0
votes
1
answer
eliminate_vielbein "eliminates" with a Minkowski metric
asked
Nov 10, 2023
in
General questions
by
gpn
(
2.0k
points)
eliminate_vielbein
+1
vote
1
answer
How could the partial derivatives be sorted?
asked
Nov 8, 2023
in
General questions
by
doxdrum
(
15.3k
points)
substitute
partialderivative
algorithms
sort
+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)
algorithms
determinant
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)
symmetry
+1
vote
2
answers
Zooming in on a specific term and applying a rule
asked
Oct 18, 2023
in
General questions
by
gpn
(
2.0k
points)
partialderivative
indices
+1
vote
2
answers
Getting two terms with derivatives to form a product
asked
Oct 15, 2023
in
General questions
by
gpn
(
2.0k
points)
partialderivative
collect_terms
+1
vote
2
answers
symmetrise slots function
asked
Sep 14, 2023
in
General questions
by
Arina
(
1.8k
points)
symmetrise_slots
indices
+1
vote
0
answers
Lie derivative in Cadabra
asked
Aug 22, 2023
in
General questions
by
amnon.willinger
(
400
points)
indices
dummy-indices
partial
programming
+1
vote
3
answers
Why doesn't distribute() completely expand products involving sums of kronecker deltas?
asked
Jun 19, 2023
in
General questions
by
rtagaras
(
150
points)
kronecker-delta
distribute
+1
vote
1
answer
Unexpected behaviour of zoom()
asked
Jun 3, 2023
in
General questions
by
jsem
(
740
points)
zoom-unzoom
+1
vote
1
answer
Maxwell equations in curved space
asked
May 31, 2023
in
General questions
by
jsem
(
740
points)
cadabra2
+1
vote
2
answers
Is eliminate_metric supposed to move partial derivative indices?
asked
May 31, 2023
in
General questions
by
Bruno
(
180
points)
eliminate_metric
indices
partial
derivative
+1
vote
1
answer
Question about manip.apply_through()
asked
Apr 23, 2023
in
General questions
by
jsem
(
740
points)
manip
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