Skip to main content

1998 | OriginalPaper | Buchkapitel

Fundamentals

verfasst von : Grigore Cǎlugǎreanu, Peter Hamburg

Erschienen in: Exercises in Basic Ring Theory

Verlag: Springer Netherlands

Aktivieren Sie unsere intelligente Suche, um passende Fachinhalte oder Patente zu finden.

search-config
loading …

One has only to compute in two different ways (using the distributivity laws) the element: (1 + 1)(a + b) = 1(a + b) + 1(a + b) = a + b + a + b and (1 + 1)(a + b) = (1 + 1)a + (1 + 1) b = a + a + b + b. Now a + b = b + a follows by additive cancellation.

Metadaten
Titel
Fundamentals
verfasst von
Grigore Cǎlugǎreanu
Peter Hamburg
Copyright-Jahr
1998
Verlag
Springer Netherlands
DOI
https://doi.org/10.1007/978-94-015-9004-4_18

Premium Partner