split-complex number
element of the real commutative associative algebra ℝ[j] / (j² − 1), i.e. the reals with an extra square root of +1 adjoined
mille alamklass
leiutaja või avastaja
James Cockle
avastamise aeg
1848
defineeriv valem
![{\displaystyle \mathbb {R} [j]/(j^{2}-1)}](https://wikimedia.org/api/rest_v1/media/math/render/svg/0775dc0a8eb5eb7b14686cf5bed561461c4b06f1)
in defining formula
symbol represents: set of real numbers
![{\displaystyle \mathbb {R} [j]}](https://wikimedia.org/api/rest_v1/media/math/render/svg/2448f55a5718759a734266612e072b700e05641f)
symbol represents: polynomial ring
symbol represents: principal ideal
symbol represents: quotient algebra
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- ↑ Freebase Data Dumps, 28. oktoober 2013