Function: mean(min(minus(numbers("xyx"), numbers('xry')), numbers("xyx")), minus(numbers("xyx"), numbers('xry'))) if min(minus(numbers("xyx"), numbers('xry')), numbers("xyx")) > minus(numbers("xyx"), numbers('xry')) else tan(mean(min(minus(numbers("xyx"), numbers('xry')), numbers("xyx")), minus(numbers("xyx"), numbers('xry'))))
