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Overline


A line above a mathematical symbol or expression is used in a number of different contexts in mathematics. When placed over is single character or symbol, it is known as a macron; when placed over a larger expression, it is known as a vinculum.


See also

Macron, Vinculum

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Cite this as:

Weisstein, Eric W. "Overline." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/Overline.html

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