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matrix_identity

By Daniel · January 1, 2009

Returns an identity matrix with the given dimension

/* matrix_identity(dimension)
 *
 * Returns an identity matrix with the given dimension.
 */

var I, c;

I = ds_grid_create(argument0, argument0);

for (c = 0; c < argument0; c += 1)
  ds_grid_set(I, c, c, 1);

return I;

Categories: Mathematics

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