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17 August 2024
- 10:3410:34, 17 August 2024 diff hist +7,020 N Well-ordering principle Check the following two books: page 3 of third edition of Abstract Algebra by Thomas W. Hungerford and page 1 of seventh edition of Elementary Number Theory by David M. Burton. Both books, like many others, state that the well-ordering principle apply to all nonnegative integers rather than just the positive integers as wrongly written: the zero must be included (otherwise how can you prove the division theorem?)! current