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Results tagged with ra.rings-and-algebras
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user 18075
Non-commutative rings and algebras, non-associative algebras, universal algebra and lattice theory, linear algebra, semigroups. For questions specific to commutative algebra (that is, rings that are assumed both associative and commutative), rather use the tag ac.commutative-algebra.
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Group laws on elliptic curves and varieties
To what extent does the existence of a group-law for adding points depend on the binary operations in the polynomial? For example what if the addition in the polynomial y^2 = ax^3+bx+c is a semigroup/ …
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