This is precisely the Fréchet derivative, and the same construction can be made to work for a function between any Banach spaces.
The same construction can be made to work for a function between any Banach spaces. This is precisely the Fréchet derivative.
This is precisely the Fréchet derivative. The same construction can be made to work for a function between any Banach spaces.
This is precisely the Fréchet derivative. The same construction can be made to work for a function between any Banach spaces.