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#1 2010-04-18 04:08:30
- noemi
- Member
- Registered: 2010-01-07
- Posts: 2,333
rings
Please help me..
(a) The set E of positive even integers is a multiplicative subset of Z such that
E^(-1)(Z) is the field of rational numbers.
(b) State and prove condition(s) on a multiplicative subset S of Z which insure
that S^(-1) Z is the field of rationals.
Last edited by noemi (2010-04-18 04:08:57)
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