e/Icosian Calculus

Information
has gloss	eng: The Icosian Calculus is a non-commutative algebraic structure discovered by the Irish mathematician William Rowan Hamilton in 1856. In modern terms, he gave a group presentation of the icosahedral rotation group by generators and relations.
lexicalization	eng: Icosian Calculus
instance of	(noun) an operation that follows the rules of Boolean algebra; each operand and the result take one of two values binary arithmetic operation, boolean operation, binary operation

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