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2023-11-26 11:29:26 +0200 achrzesz

How to express (-t^2 + x^2 + y^2 + z^2) as (x_μ)^2 ?

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2021-02-02 08:59:18 +0200 eric_g

Displaying all symbolic expression with ExpressionNice

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2018-08-13 20:25:20 +0200 rburing

Solving a differential equation - From SageManifold

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