Function: sqrt(numbers("xxy") if sum(numbers("xxy"), numbers('yxy')) if numbers('epe') > numbers('yxy') else numbers("xxy") if numbers("xxy") > numbers('yxy') else sum(numbers("xxy"), numbers('yxy')) > sum(numbers("xxy"), numbers('yxy')) if numbers('yxy') > numbers('epe') else numbers("xxy") else sum(numbers("xxy"), numbers('yxy')))