| Author |
Comment/Response |
Bac Tran
|
 02/16/01 6:47pm
Dear Sirs:
I am trying to define a function of 3 variables as below, and evaluate dx at
the point {1,-1,1}. But I don't know how to.
f[x_,y_,z_]= Log[1 + 2 x -y + 3 z]; Is it the right way to define f?
Let dx=D[f,x] How to evaluate dx at {1,-1,1}?
Thank you very much.
Bac
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