Function: numbers("xxr") if square(numbers("xxr")) > numbers('epe') if numbers("xxy") > numbers("xxr") else square(numbers("xxr")) else numbers('epe') if square(numbers("xxr")) > sin(numbers('epe') if numbers("xxy") > numbers("xxr") else square(numbers("xxr")) if square(numbers("xxr")) > numbers("xxr") else numbers('epe')) else numbers("xxr") if numbers("xxy") > square(numbers("xxr")) else numbers('epe')