docs: @Pure
      @XtextOperator("-")
      @SuppressWarnings("unchecked")
      public static <M extends Matrix2d> M operator_minus(double left, M right) {
          assert right != null : AssertMessages.notNullParameter(1);
          final M result = (M) right.clone();
          result.set(
                  left - right.getM00(),
                  left - right.getM01(),
                  left - right.getM10(),
                  left - right.getM11());
          return result;
      }