The number of parameters of a routine should be 7 at maximum as research has found that people generally cannot keep track of more than about seven chunks of information at once
७ कोटी असावी असा अंदाज आहे, पण एकंदरीत लोकसंख्येच्या मानाने हे प्रमाण ऐतिहासिक प्रमाणांपेक्षा अत्यल्प मानता येईल.