HPC Magazine March 2014 - An Introduction to Performance Programming - part II.

Listing 3 - Example of explicitly linearized arrays.

void matrix_sum_linear(int n, double* A, double* B) {
  for (int i = 0 ; i < n ; i++) {
    for (int j = 0 ; j < n ; j++) {
      A[i * n + j] += B[i * n + j];
    }
  }
}