code: function modifiedGramSchmidt (m) {
    const n = m.dimension;
  
    const v0 = m.getColumn(0);
    const u0 = v0;
    const v1 = m.getColumn(1);
    const u1 = v1.clone().sub(proj(u0, v1));
    if (n === 2) {
      m.setColumns(v0, v1);
      return;
    }
    const v2 = m.getColumn(2);
    const u2t = v2.clone().sub(proj(u0, v2));
    const u2 = u2t.sub(proj(u1, u2t));
    if (n === 3) {
      m.setColumns(u0, u1, u2);
      // return;
    }
  }
docs: Orthogonalizes a matrix using the modified Gram-Schmidt algorithm.
  @memberof Helpers
  @param {Matrix2|Matrix3|Matrix4} m The matrix.