Function: mod(gradient[2](tan(numbers('xry') if numbers("xxx") if numbers("per") > numbers('xry') else numbers('epe') > numbers("per") else numbers('epe'))), tan(numbers('epe') if numbers("per") > numbers('xry') else numbers('xry') if numbers("per") > numbers('epe') else numbers("xxx"))) if gradient[2](tan(numbers("per") if numbers('epe') if numbers("per") > numbers("xxx") else numbers('xry') > numbers('xry') else numbers('epe'))) > numbers('xry') if numbers("per") if numbers('xry') > numbers('epe') else numbers("xxx") > numbers("per") else numbers('epe') else tan(numbers('xry') if numbers('epe') > numbers("per") if numbers('epe') > numbers('xry') else numbers("xxx") else numbers("per"))
