Function: gradient[2](numbers('epe') if invert(numbers('epe')) > numbers('epe') if invert(numbers('epe')) > numbers('rrr') if numbers("xxr") > invert(numbers('epe')) else numbers('epe') else numbers("xxr") else numbers("xxr") if numbers('rrr') > numbers('epe') else invert(numbers('epe')))
