Function: divide(cos(numbers('epe') if invert(numbers('epe') if numbers('xry') > numbers('epe') else product(numbers('epe'), numbers('xry'))) > product(numbers('epe'), numbers('xry')) else product(numbers('epe'), numbers('xry')) if numbers('epe') > numbers('xry') else numbers('epe')), numbers('epe') if product(numbers('epe'), numbers('xry')) > numbers('epe') if product(numbers('epe'), numbers('xry')) > numbers('xry') else numbers('epe') else invert(product(numbers('epe'), numbers('xry')) if numbers('epe') > numbers('xry') else numbers('epe')))