Save the two m files as a funciton....and call them in a single m file.
function s = func1(a,b)
s = a+b ;
function d = func2(a,b)
d = a+b ;
Save the above two functions into m files. Call them in single m file:
a = rand ;
b = rand ;
s = func1(a,b) ;
d = func2(a,b) ;
a = s+d ;
