Calling a function inside another function ?

I have a function called [S]=FirstFunction(a,b) inside this function, i want to call another function called [a,b,c]=SecondFunction(a)

How do i do this? Thanks :)

Answer 1

[Walter Roberson]

function S = FirstFunction(a,b)
  [a, b, c] = SecondFunction(a);   %just call it
  S = .... something