Function: divide(product(log(minus(numbers('xry') if numbers('epe') > numbers('yyx') else numbers("yxx"), numbers('epe')), numbers("yxx") if numbers('xry') > numbers('yyx') else numbers('epe')), minus(numbers('epe') if numbers("yxx") > numbers('xry') else numbers('yyx'), numbers('epe'))), log(minus(numbers("yxx") if numbers('epe') > numbers('yyx') else numbers('xry'), numbers('epe')), numbers('yyx') if numbers('xry') > numbers('epe') else numbers("yxx")))