Function: square(numbers("yxx") if numbers('yxr') > numbers('epe') else numbers("yxx") if exp(numbers("yxx") if numbers('yxr') > numbers("yxx") else numbers('epe'), numbers("yxx")) > numbers("yxx") else numbers('yxr') if numbers("yxx") > numbers('epe') else numbers("yxx") if numbers('yxr') > exp(numbers("yxx") if numbers('yxr') > numbers('epe') else numbers("yxx"), numbers("yxx")) else numbers("yxx"))