Function: mean(square(mod(numbers('xyy') if numbers("yxx") if numbers('epe') > numbers("xyx") else numbers('xyy') > numbers("yxx") else numbers("xyx"), numbers("yxx") if numbers('xyy') > numbers('epe') else numbers("xyx"))), mod(numbers('xyy') if numbers("xyx") > numbers('xyy') if numbers("xyx") > numbers('epe') else numbers("yxx") else numbers("yxx"), numbers('xyy') if numbers("xyx") > numbers("yxx") else numbers('epe')))
