Function: band pass(product(log(numbers('yyx') if numbers("per") > numbers('xry') else numbers('epe'), numbers('xry')), numbers('epe') if numbers("per") > numbers('xry') else numbers('yyx'))) if product(log(numbers('xry') if numbers("per") > numbers('yyx') else numbers('epe'), numbers('xry')), numbers('epe') if numbers("per") > numbers('xry') else numbers('yyx')) > log(numbers('xry') if numbers('yyx') > numbers('epe') else numbers("per"), numbers('xry')) else numbers("per") if numbers('xry') > numbers('yyx') else numbers('epe')
