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Questions related to the calculus and analysis branches of Mathematica, including, but not limited to, limits, derivatives, integrals, series, and residues.
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How to define derivative of function? [closed]
Could you help me, please? I'd like to evaluate the following expression:
f' := 1/g[x]
L[x_]:=L[x]=D[f[x]g[x], x]
Thus, I'm expecting to see that
L[x]=1 + f[x]g'[x].
How can I define f' to see this re …