split-complex number

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element of the real commutative associative algebra ℝ[j] / (j² − 1), i.e. the reals with an extra square root of +1 adjoined

Adnoddau allanol

dynodwr Freebase	/m/03mglq^[1]
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James Cockle

1848

\mathbb {R} [j]/(j^{2}-1)

j^{2}=1,j\neq 1,j\neq -1

\mathbb {R}

symbol represents: set of real numbers

\mathbb {R} [j]

symbol represents: polynomial ring

(-)

symbol represents: principal ideal

/

symbol represents: quotient algebra

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