Function: band pass(mod(2 *(numbers('rrr') if numbers('yyx') > numbers('yxy') if numbers('yyx') > numbers("yyy") else numbers('rrr') else numbers('yxy')), numbers('yyx') if numbers('yxy') > numbers('yyx') if numbers("yyy") > numbers('rrr') else numbers('yxy') else numbers('rrr')))
