Needs:
Rational Sums
Integer Additive Inverses
Needed by:
Integer Rational Homomorphism
Links:
Sheet PDF
Graph PDF

Rational Additive Inverses

Why

What is the additive inverse of [(a,b)] in the rationals?

Result

The additive inverse of [(a,b)]Q is [(a,b)].

Notation

We denote the additive inverse of qQ by q. We denote a+(b) by ab.

Subtraction

We call the operation (a,b)ab subtraction.

Copyright © 2023 The Bourbaki Authors — All rights reserved — Version 13a6779cc About Show the old page view