Definition:Exchange Operation
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Definition
The exchange operation on two variables $a$ and $b$ is denoted:
- $a \leftrightarrow b$
and is interpreted as:
and at the same time:
Sources
- 1997: Donald E. Knuth: The Art of Computer Programming: Volume 1: Fundamental Algorithms (3rd ed.) ... (previous) ... (next): $\S 1.1$: Algorithms