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User gpn
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Answers by gpn
+1
vote
evaluate() returns RuntimeError when using the explicit value of an index
answered
Jan 9
in
General questions
epsilon-tensor
evaluate-components
+1
vote
Replacing expressions in a matrix
answered
Dec 27, 2023
in
General questions
matrix
latex
+1
vote
A vector-field basis of derivatives?
answered
Dec 5, 2023
in
General questions
scalar-field
vector-field
partialderivative
0
votes
Is eliminate_metric supposed to move partial derivative indices?
answered
Dec 4, 2023
in
General questions
eliminate_metric
indices
partial
derivative
0
votes
Differentiate a propagator
answered
Nov 18, 2023
in
General questions
0
votes
eliminate_vielbein "eliminates" with a Minkowski metric
answered
Nov 16, 2023
in
General questions
eliminate_vielbein
0
votes
How to implement a zoom-sensitive algorithm
answered
Nov 13, 2023
in
General questions
algorithms
zoom-unzoom
+1
vote
How could the partial derivatives be sorted?
answered
Nov 10, 2023
in
General questions
substitute
partialderivative
algorithms
sort
0
votes
Expansion of covariant derivative
answered
Nov 3, 2023
in
General questions
indices
python-functions
expand
covariant-derivative
0
votes
How to change the order of two indexes in a complex statement
answered
Oct 25, 2023
in
General questions
symmetry
0
votes
Zooming in on a specific term and applying a rule
answered
Oct 18, 2023
in
General questions
partialderivative
indices
+1
vote
Getting two terms with derivatives to form a product
answered
Oct 16, 2023
in
General questions
partialderivative
collect_terms
...