Function: gradient[0](square(numbers("yxx") if numbers('ryy') > numbers("xxr") else numbers("xxr"))) if square(numbers("xxr") if numbers('ryy') > numbers("yxx") else numbers("xxr")) > numbers("xxr") if numbers('ryy') > numbers("yxx") else numbers("xxr") else numbers("yxx") if numbers("xxr") if numbers('ryy') > numbers("xxr") else numbers("yxx") > square(numbers("xxr") if numbers("yxx") > numbers("xxr") else numbers('ryy')) else gradient[0](square(numbers("xxr") if numbers('ryy') > numbers("xxr") else numbers("yxx")))