% A MATLAB function can be defined by an M-file, by an inline
% command, or as an anonymous function.  Here are examples of the latter.

  f = @(x) x.^2
  f(3)
  quad(f,0,1)

  a = 3;
  ezplot( @(x) sqrt(abs(f(x)-a)) , -10, 10), grid on

  g = @(a,b,c) [a; 2*b; 3*c];
  g(1,1,1)
  f(g(1,1,1))