Proposition: Multiplication of Rational Numbers Is Associative
The multiplication of rational numbers is associative, i.e. the law \((x\cdot y)\cdot z=x\cdot (y\cdot z)\) is valid for all \(x,y,z\in\mathbb Q\).
Table of Contents
Proofs: 1
Mentioned in:
Proofs: 1 2 3
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References
Bibliography
 Kramer Jürg, von Pippich, AnnaMaria: "Von den natürlichen Zahlen zu den Quaternionen", SpringerSpektrum, 2013