ⵉⵎⴽ ⵉⵜⵢⴰⵏⵏⴰ ⴰⴼⵍⵍⴰ, ⴷⴰⵖ ⵢⴰⴽⴽⴰ GCD ⵜⴰⵢⴰⴼⵓⵜ ⵏ ⵓⵙⴼⴼⵓⴽⵜⵉ ⵏ ⵉⵎⴳⴳⵉⵜⵏ ⵉⵎⵣⵡⵓⵔⴰ ⵉⵎⵙⵙⴰⵔⵏ ⴳⵔ ⵙⵉⵏ ⵉⵎⴹⴰⵏ a ⴷ b. ⵜⵉⴱⵔⵉⴷⵉⵏ ⵏ ⴷⵖⵉ ⵉ ⵉⵎⴳⴳⵉⵜⵏ ⵉⵎⵣⵡⵓⵔⴰ ⵓⵔ ⴳⵉⵏ ⴰⵡⴷ ⵉⵎⵕⵡⵉⵜⵏ, ⴰⵡⴷ ⴽⵉⴳⴰⵏ ⵏ ⵉⴳⵔⵔⴰⵢⵏ ⵏ ⵓⴼⵙⵙⵓ ⵜⴰⵜⵔⴰⵔⵜ, ⵜⴱⴷⴷⴰ ⵖⴼ ⴳⴰⵔ ⵜⴰⵣⵎⵔⵜ.