ⴰⵎⴹⴰⵏ ⴰⵎⵓⴼⵔⴰⵔ

ⴰⵎⴹⴰⵏ ⴰⵎⵓⴼⵔⴰⵔ ⴷ ⴰⵎⴹⴰⵏ ⵢⵓⴳⵔⵏ ⵏⵖ ⵉⴳⴷⴰ ⵥⵉⵔⵓ, ⵙ ⵓⵎⴷⵢⴰ 3 ⵏⵖ e. ⴷ ⴰⵏⵎⴳⴰⵍ ⵏ ⵓⵎⴹⴰⵏ ⴰⵎⴰⴽⴽⴰⵙ. 0 ⵉⴳⴰ ⴰⵎⵓⴼⵔⴰⵔ ⵉⴳ ⴰⵎⴰⴽⴽⴰⵙ ⵙ ⵢⴰⵜ ⵜⵉⴽⴽⵍⵜ; ⵢⴰⵍ ⴰⴼⵔⴷⵉⵙ x ⴰⴽⴷ $0<x$ (ⵙ ⵓⴼⴰⵍⵉⵙ $x<0$) ⵏⵜⵜⵉⵏⵉ ⴰⵙ ⴰⵎⵓⴼⵔⴰⵔ ⵙ ⵜⴼⵔⵏⵉ (ⵙ ⵓⴼⴰⵍ. ⴰⵎⴰⴽⴽⴰⵙ ⵙ ⵜⴼⵔⵏⵉ). ⵏⵣⵎⵔ ⴰⴷ ⵏⵣⵣⵡⵓⵔ ⵜⴰⵎⴰⵜⴰⵔⵜ + ⵉ ⵓⵎⴹⴰⵏ ⴰⵎⵓⴼⵔⴰⵔ (ⵎⴷ: +3, +e).

• ⵓⵎⵎⵉⴷⵏ ⵉⴳⴰⵎⴰⵏⴻⵏ, ⴳⴰⵏ ⵉⵎⵓⴼⵔⴰⵔⵏ ⵙ ⵜⵉⵎⵎⴰⴷ ⵏⵏⵙⵏ.
• ⵜⴰⴳⵔⵓⵎⵎⴰ ⵏ ⵉⵎⴹⴰⵏⴻⵏ ⵉⵎⴰⵙⵙⴰⵖⵏ ⵉⵎⵓⴼⵔⴰⵔⵏ, ⵜⵜⵢⵉⵔⵉⵏ ⵙ ${\mathbb{Z}}_{+}$,${𝐙}_{+}$, ⵏⵖ ⴰⴽⴽ $\mathbb{N}$.
• ⵜⴰⴳⵔⵓⵎⵎⴰ ⵏ ⵡⵓⵎⵎⵉⴷⵏ ⵉⵎⴰⵙⵙⴰⵖⵏ ⵉⵎⵓⴼⵔⴰⵔⵏ ⵙ ⵜⴼⵔⵏⵉ, ⴷⴰ ⵜⵜⵢⵉⵔⵉⵏ ⵙ ${\mathbb{Z}}_{+}^{*}$, ${𝐙}_{+}^{*}$, ⵏⵖ ⴰⴽⴽ ${\mathbb{N}}^{*}$.
• ⵜⴰⴳⵔⵓⵎⵎⴰ ⵏ ⵉⵎⴹⴰⵏⴻⵏ ⵉⵎⴰⵙⵙⴰⵖⵏ ⵉⵎⵓⴼⵔⴰⵔⵏ, ⵜⵜⵢⵉⵔⵉⵏ ⵙ ${\mathbb{Q}}_{+}$ ⵏⵖ ${𝐐}_{+}$.
• ⵜⴰⴳⵔⵓⵎⵎⴰ ⵏ ⵉⵎⴹⴰⵏⴻⵏ ⵉⵎⴰⵙⵙⴰⵖⵏ ⵉⵎⵓⴼⵔⴰⵔⵏ ⵙ ⵜⴼⵔⵏⵉ, ⵜⵜⵢⵉⵔⵉⵏ ⵙ ${\mathbb{Q}}_{+}$ ⵏⵖ ${𝐐}_{+}$.
• ⵜⴰⴳⵔⵓⵎⵎⴰ ⵏ ⵉⵎⴹⴰⵏⴻⵏ ⵉⵍⴰⵡⵏ ⵉⵎⵓⴼⵔⴰⵔⵏ, ⵜⵜⵢⵉⵔⵉⵏ ⵙ ${ℝ}_{+}$ ⵏⵖ ${𝐑}_{+}$.
• ⵜⴰⴳⵔⵓⵎⵎⴰ ⵏ ⵉⵎⴹⴰⵏⴻⵏ ⵉⵍⴰⵡⵏ ⵉⵎⵓⴼⵔⴰⵔⵏ ⵙ ⵜⴼⵔⵏⵉ, ⵜⵜⵢⵉⵔⵉⵏ ⵙ ${ℝ}_{+}^{*}$ ⵏⵖ ${𝐑}_{+}^{*}$.