Rare card
Principal ideal domain
- Value
- 50 W
- Attack
- 257
- Defence
- 205
- Players
- 0
In mathematics, a principal ideal domain, or PID, is an integral domain (that is, a non-zero commutative ring without nonzero zero divisors) in which every ideal is principal (that is, is formed by the multiples of a single element). Some authors such as Bourbaki refer to PIDs as principal rings.
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