Function: mean(abs(gradient[0](numbers('xyy'))), gradient[0](numbers('xyy'))) if cos(mean(abs(gradient[0](numbers('xyy'))), gradient[0](numbers('xyy')))) if mean(abs(gradient[0](numbers('xyy'))), gradient[0](numbers('xyy'))) > gradient[0](numbers('xyy')) else abs(gradient[0](numbers('xyy'))) > abs(gradient[0](numbers('xyy'))) else cos(mean(abs(gradient[0](numbers('xyy'))), gradient[0](numbers('xyy'))))
