Wp/zgh/ⴰⵡⵡⵓⵔ:ⵜⵓⵙⵏⴰⴽⵜ/ⵜⴰⵡⵍⴰⴼⵜ ⵜⵓⴼⵔⵉⵏⵜ

ⴰⵎⴽⵕⴰⴹ ⵏ ⴱⴰⵙⴽⴰⵍ ⴷ ⵉⵊⵊ ⵓⵏⴳⵔⴰⵡ ⴰⵏⵣⴳⴳⵉ ⵏ ⵓⵏⵉⵛⵜ ⴰⵙⵉⵏⵔⴰⵏ ⴳ ⵓⵎⴽⵕⴰⴹ. ⵉⵜⵜⵓⵙⵎⵎⴰ ⵅⴼ ⵉⵙⵎ ⵏ ⴱⵍⵉⵣ ⴱⴰⵙⴽⴰⵍ ⵎⵇⵇⴰⵔ ⴼⵍⵍⴰⵙ ⵙⵡⵡⵓⵔⵉⵏ ⵖⵉⴼⵙ ⵜⵓⴳⵜ ⵏ ⵉⵎⴰⵙⵙⴰⵏⵏ ⴹⴰⵕⵜ ⵏ ⴱⴰⵙⴽⴰⵍ ⴳ ⵜⵎⵉⵣⴰⵔ ⵏ ⵍⵀⵉⵏⴷ, ⴼⴰⵔⵉⵙ (ⵙⵙⵏⴻⵏⵜ ⵙ ⵉⵙⵎ: ⴰⵎⴽⵕⴰⴹ ⵏ ⵅⴰⵢⵢⴰⵎ), ⵚⵚⵉⵏ (ⵙⵙⵏⴻⵏⵜ ⵙ ⵉⵙⵎ: ⴰⵎⴽⵕⴰⴹ ⵏ ⵢⴰⵏⴳ ⵣⵀⵓ) ⴷ ⵟⵟⴰⵍⵢⴰⵏ (ⵙⵙⵏⴻⵏⵜ ⵙ ⵉⵙⵎ: ⴰⵎⴽⵕⴰⴹ ⵏ ⵜⴰⵔⵜⴰⴳⵍⵉⵢⴰ) . ⴳ ⵓⵎⴽⵕⴰⴹ ⵏ ⴱⴰⵙⴽⴰⵍ, ⴰⵔ ⵏⵙⵙⵏⵜⴰⵢ ⴳ ⵉⵅⴼⴰⵡⵏ ⵏ ⴽⵓ ⴰⴷⵓⵔ ⵙ ⵢⴰⵏ, ⵉⵍⵎⵎⴰ ⴰⵔ ⵏⵙⵎⵓⵏⵓ ⴽⵓ ⵙⵉⵏ ⵉⵎⴹⴰⵏⵏ ⵉⵏⵎⴰⵍⴰⵏ ⴰⴼⴰⴷ ⴰⴷ ⵏⵚⴽⵓ ⴰⴷⵓⵔ ⴰⵣⴷⴷⴰⵔ, ⵜⴰⵖⴰⵔⴰⵙⵜ ⴰⴷ ⵉⵙⵎ ⵏⵙ ⵜⵙⵖⵓⵏⵜ ⵏ ⴱⴰⵙⴽⴰⵍ ⵏⵖ ⵜⴰⵙⵇⵇⵏⵜ ⵏ ⴱⴰⵙⴽⴰⵍ.

ⵜⴰⵙⵇⵇⵏⵜ ⵏ ⴱⴰⵙⴽⴰⵍ: ${n \choose k}={n-1 \choose k-1}+{n-1 \choose k}$

ⵉ ⴽⵓ ⵓⵎⴹⴰⵏ ⴰⴳⴰⵎⴰⵏ n ⴷ k ⴷ ⵉⴳ ⴷⴰⵔⵖ 0 < k < n