A ring is a set together with operations +, -, * and elements 0, 1 satisfying the usual rules. In this system, it is also understood to be a ZZ-algebra, which means that the operations where one argument is an integer are also provided.
Here are some classes of rings.
Here are some particular rings:
Tests:
Here are some functions:
Ways to create new rings:
Here are some keys used in rings:
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