Function: minus(cos(numbers('xry') if sum(numbers('xry'), numbers('rrr')) > numbers('xyy') else numbers('rrr')), numbers('xyy') if numbers('xry') > sum(numbers('xry'), numbers('rrr')) else numbers('rrr')) if numbers('rrr') if numbers('xry') > sum(numbers('xry'), numbers('rrr')) else numbers('xyy') > cos(sum(numbers('xry'), numbers('rrr')) if numbers('xry') > numbers('rrr') else numbers('xyy')) else square(minus(cos(numbers('rrr') if numbers('xry') > sum(numbers('xry'), numbers('rrr')) else numbers('xyy')), sum(numbers('xry'), numbers('rrr')) if numbers('xry') > numbers('xyy') else numbers('rrr')))