code: function create() {
    var out = new glMatrix.ARRAY_TYPE(9);
    if (glMatrix.ARRAY_TYPE != Float32Array) {
      out[1] = 0;
      out[2] = 0;
      out[3] = 0;
      out[5] = 0;
      out[6] = 0;
      out[7] = 0;
    }
    out[0] = 1;
    out[4] = 1;
    out[8] = 1;
    return out;
  }
docs: 3x3 Matrix
  @module mat3
   
  Creates a new identity mat3
  
  @returns {mat3} a new 3x3 matrix