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Let $a$ and $b$ be two points on the circumference of a circle.
The minor arc joining $a$ and $b$ is the shorter of the two arcs joining $a$ and $b$.
In the above diagram:
- the arc $EF$ is the minor arc defined by $E$ and $F$
- the arc $BC$ is the minor arc defined by $B$ and $C$.
and so on.
- 1989: Ephraim J. Borowski and Jonathan M. Borwein: Dictionary of Mathematics ... (previous) ... (next): arc: 1 b.
- Weisstein, Eric W. "Minor Arc." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/MinorArc.html