Function: cos(numbers('rrr') if minus(numbers('rrr'), numbers("per")) > numbers('rrr') if numbers('rrr') > minus(numbers('rrr'), numbers("per")) else numbers("per") else numbers('rrr') if numbers('rrr') > numbers("per") else minus(numbers('rrr'), numbers("per")) if numbers("per") > minus(numbers('rrr'), numbers("per")) else numbers('rrr'))
