Function: minus(gradient[2](abs(exp(numbers("yxx"), numbers('ryy')))) if abs(exp(numbers("yxx"), numbers('ryy'))) > gradient[2](abs(exp(numbers("yxx"), numbers('ryy')))) if exp(numbers("yxx"), numbers('ryy')) > numbers("yxx") else abs(exp(numbers("yxx"), numbers('ryy'))) else exp(numbers("yxx"), numbers('ryy')), exp(numbers("yxx"), numbers('ryy')) if gradient[2](abs(exp(numbers("yxx"), numbers('ryy')))) > numbers("yxx") else abs(exp(numbers("yxx"), numbers('ryy'))))