Random Walks in the Hyperplane
Monday, April 04, 2022
Derivative of product rule and functional equation
Consider the famous derivative of product rule:
$$ D(xy) = D(x) y + x D(y) $$ Is there a function that has an analogous functional equation? $$ f(xy) = f(x) y + x f(y) $$
Newer Posts
Older Posts
Home
Subscribe to:
Posts (Atom)