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Jean-Michel
75

ridiculous !!!!!!!!!!!!

my second Question was deleted by a "moderator" !!!!!!!!! what is this censorship????????? (spam i was told)

> 

NULL
restart;

Error, invalid input: diff received theta(s), which is not valid for its 2nd argument

`Christoffel symbols:`

`Geodesic equations on the unit sphere:`

diff(diff(theta(s), s), s) = 0

diff(diff(phi(s), s), s) = 0

NULL

Download geodesics.mw

it contained only the file geodesics.mw

Jean-Michel 

Today
0  1
deleted duplicate-question
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Geoff
60

Request: Allow implicit integrand (∫dx → ∫1 dx)

Today
0  0
integration syntax 2dmath
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