Frw lunch interactioninlectures
The composition function k(x) = (f o g)(x) = f (g(x)) g f g f R->[0,+oo)->[-1, 1]
![The composition function k(x) = (f o g)(x) = f (g(x)) g f g f R->[0,+oo)->[-1, 1]](https://static.fdocuments.net/doc/330x215/56649f1f5503460f94c36d59/the-composition-function-kx-f-o-gx-f-gx-g-f-g-f-r-0oo-1.jpg)
