Function: gradient[1](mean(numbers('rep') if numbers('yxy') if numbers('xyy') > numbers("per") else numbers('rep') > gradient[2](numbers("per") if numbers('yxy') > numbers('xyy') else numbers('rep')) else logn(gradient[2](numbers('xyy') if numbers('yxy') > numbers('rep') else numbers("per"))), logn(gradient[2](numbers('xyy') if numbers("per") > numbers('yxy') else numbers('rep')))))
