Function: square(numbers("xxx") if numbers("xxr") > numbers('yxr') else numbers('ryy') if sum(numbers('yxr') if numbers("xxx") > numbers('ryy') else numbers("xxr"), numbers('yxr')) > invert(sum(numbers("xxx") if numbers("xxr") > numbers('yxr') else numbers('ryy'), numbers('yxr'))) else numbers('yxr') if numbers("xxr") if numbers("xxx") > numbers('ryy') else numbers('yxr') > invert(sum(numbers("xxx") if numbers("xxr") > numbers('ryy') else numbers('yxr'), numbers('yxr'))) else sum(numbers("xxr") if numbers("xxx") > numbers('yxr') else numbers('ryy'), numbers('yxr')))