f = g @ h

Returns the function composition of function g and h. The statement f = g @ h is equivalent to f(x)=g(h(x)).


See also parse identity 


Example


g(x)=sin(x)+x

g(x) = sin(x)+x

h(x)=x*x-2

h(x) = x*x-2

f = g @ h

f(x) = -2+sin(-2+x^2)+x^2