Function: divide(tan(min(numbers("yyy") if invert(numbers("per")) > numbers("per") if numbers("yyy") > invert(numbers("per")) else numbers('rep') else numbers("per"), numbers("yyy") if numbers("per") > numbers('rep') else invert(numbers("per")))), min(numbers('rep') if numbers("per") > invert(numbers("per")) else numbers("yyy") if invert(numbers("per")) > numbers("yyy") else numbers("per"), numbers("per") if invert(numbers("per")) > numbers('rep') else numbers("yyy")))