RosettaCodeData/Task/Apply-a-callback-to-an-array/RLaB/apply-a-callback-to-an-array-2.rlab

x = rand(2,4);
y = zeros(2,4);
for (i in 1:2)
{
  for (j in 1:4)
  {
    y[i;j] = sin( x[i;j] );
  }
}