> Is there some function in Maxima, to work compose functions?. I refer to > compose functions with: > > f(1)=f(x) > f(2)=f(f(x)) > f(3)=f(f(f(x))) No built-in function, but easy enough to define: composen(f,n,x):=if n=0 then x else f(composen(f,n-1,x))$ composen(sin,3,y) => sin(sin(sin(y)))