Function: max(divide(numbers('yxy') if numbers("per") > numbers('rrr') if numbers('yxy') > numbers("yxx") else numbers("per") else cos(numbers('yxy') if numbers("per") > numbers("yxx") else numbers('rrr')), cos(numbers('rrr') if numbers("per") > numbers('yxy') else numbers("yxx"))), numbers("yxx") if numbers('rrr') > numbers("per") else numbers('yxy') if numbers("per") > cos(numbers('rrr') if numbers("per") > numbers("yxx") else numbers('yxy')) else numbers('yxy'))