Ẹyọ tíkòsí

Ninu mathimatiki, ẹyọ tíkòsí (imaginary unit) n fun sistemu nomba gidi ${\displaystyle \mathbb {R} }$ laye lati fe de sistemu nomba sisoro ${\displaystyle \mathbb {C} }$ . O se ko sile pelu i tabi j tabi leta Greek iota.

i in the complex or cartesian plane; real numbers fall on the horizontal axis, and imaginary numbers fall on the vertical axis

Àwọn nọ́mbà nínú ìmọ̀ mathematiki
Basic
${\displaystyle \mathbb {N} \subset \mathbb {Z} \subset \mathbb {Q} \subset \mathbb {R} \subset \mathbb {C} }$ Nọ́mbà àdábáyé ${\displaystyle \mathbb {N} }$ Nọ́mbà alòdì Nọ́mbà odidi ${\displaystyle \mathbb {Z} }$ Nọ́mbà oníìpín ${\displaystyle \mathbb {Q} }$ Nọ́mbà aláìníìpín Nọ́mbà gidi ${\displaystyle \mathbb {R} }$ Nọ́mbà tíkòsí ${\displaystyle \mathbb {I} }$ Nọ́mbà tóṣòro ${\displaystyle \mathbb {C} }$ Nomba aljebra ${\displaystyle \mathbb {A} }$ Nọ́mbà tíkòlónkà
Complex extensions
Quaternions ${\displaystyle \mathbb {H} }$ Octonions ${\displaystyle \mathbb {O} }$ Sedenions ${\displaystyle \mathbb {S} }$ Cayley-Dickson construction Split-complex numbers ${\displaystyle \mathbb {R} ^{1,1}}$ Bicomplex numbers Biquaternions Coquaternions Tessarines Hypercomplex numbers
Other extensions
Musean hypernumbers Superreal numbers Hyperreal numbers Surreal numbers Dual numbers Transfinite numbers
Other
Nominal numbers Serial numbers Ordinal numbers Cardinal numbers Nomba akoko p-adic numbers Constructible numbers Computable numbers Integer sequences Mathematical constants Large numbers π = 3.141592654… e = 2.718281828… i (Imaginary unit) ${\displaystyle i^{2}=-1}$ ∞ (infinity)
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