Function: mean(cos(numbers("xxr") if exp(numbers("xxr") if numbers("yxx") > numbers('yxy') else numbers('epe'), numbers("xxr")) > numbers("xxr") if numbers("yxx") > numbers('epe') else numbers('yxy') else numbers('epe')), numbers('epe') if numbers("xxr") if numbers("yxx") > numbers('epe') else numbers('yxy') > numbers("xxr") else exp(numbers('epe') if numbers("xxr") > numbers('yxy') else numbers("yxx"), numbers("xxr")))
