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2024-08-26 12:20:52 +0100
aneet
can i define a metric using 'tensorwithindices', such that it is defined as one entity only and not by 16 components?
einsteinconvention
generalrelativity
metric
tensorwithindices
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2024-08-26 12:29:34 +0100
aneet
How do I speed up the symbolic calculation of Riemann tensor?
riemanntensor
sagemanifolds
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2024-08-20 14:11:08 +0100
Emmanuel Charpentier
I keep getting this error for any calculation that I do: TypeError: ECL says: THROW: The catch MACSYMA-QUIT is undefined.
maksymaerror
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I keep getting this error for any calculation that I do: TypeError: ECL says: THROW: The catch MACSYMA-QUIT is undefined.
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can i define a metric using 'tensorwithindices', such that it is defined as one entity only and not by 16 components?
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How do I speed up the symbolic calculation of Riemann tensor?
I keep getting this error for any calculation that I do: TypeError: ECL says: THROW: The catch MACSYMA-QUIT is undefined.
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