الفهرس | Only 14 pages are availabe for public view |
Abstract The elementary operations of arithmetic consist in combining to numbers a and b in accordance with some well – defined rules so as to produce a unique third number c. For instance, if the law of composition is ordinary multiplication, we should have c = ab. When a and b are given, the number c can be found in each concrete case The axioms ( basic rules ) for a group are |