public SDVariable max(String name, SDVariable first, SDVariable second) {
    SDValidation.validateNumerical("max", "first", first);
    SDValidation.validateNumerical("max", "second", second);
    SDVariable out =  new org.nd4j.linalg.api.ops.impl.transforms.custom.Max(sd,first, second).outputVariable();
    return sd.updateVariableNameAndReference(out, name);