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commutative_semiring [2013/09/02 22:57] nikolaj |
commutative_semiring [2014/02/01 19:10] nikolaj old revision restored (2013/09/02 22:56) |
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| @#FFBB00: $\langle X,+,* \rangle \in \mathrm{CommSemiring}(X)$ | | | @#FFBB00: $\langle X,+,* \rangle \in \mathrm{CommSemiring}(X)$ | | ||
- | | @#88DDEE: $\langle X,+,* \rangle \in \mathrm{SemiRing}(X)$ | | + | | @#FFBB00: $\langle X,+,* \rangle \in \mathrm{SemiRing}(X)$ | |
| $a,b\in X$ | | | $a,b\in X$ | |