code: public SDVariable squaredNorm(String name, SDVariable x, boolean keepDims, int... dimensions) {
          validateNumerical("squaredNorm", x);
          SDVariable result = f().squaredNorm(x, keepDims, dimensions);
          return updateVariableNameAndReference(result, name);
      }
docs: Squared L2 norm: see {@link #norm2(String, SDVariable, boolean, int...)}