Welcome guest
You're not logged in.
178 users online, thereof 0 logged in

Definition: Congruent, Residue

Let $m > 0$ be a positive integer. $a$ is called congruent to $b$ (or $a$ is called a residue of $b$) modulo $m$, written $$a\equiv b \mod m$$
or shorter
$$a\equiv b (m),$$
if $m\mid a-b,$ i.e. if $m$ is a divisor of the difference $a-b.$

| | | | | created: 2019-04-10 20:21:58 | modified: 2019-04-10 20:57:10 | by: bookofproofs | references: [1272], [8152]

This work was contributed under CC BY-SA 3.0 by:

This work is a derivative of:


Bibliography (further reading)

[8152] Jones G., Jones M.: “Elementary Number Theory (Undergraduate Series)”, Springer, 1998

[1272] Landau, Edmund: “Vorlesungen ├╝ber Zahlentheorie, Aus der Elementaren Zahlentheorie”, S. Hirzel, Leipzig, 1927

FeedsAcknowledgmentsTerms of UsePrivacy PolicyImprint
© 2018 Powered by BooOfProofs, All rights reserved.