Function: invert(square(numbers('epe')) if numbers('epe') > numbers('xyy') if square(numbers('epe')) > numbers('yxr') else numbers('epe') else numbers('xyy')) if square(numbers('epe')) > square(numbers('epe')) if numbers('xyy') > numbers('epe') else numbers('yxr') if numbers('epe') > square(numbers('epe')) else numbers('xyy') else numbers('epe') if square(numbers('epe')) > numbers('yxr') else numbers('xyy')
