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Defined


If A and B are equal by definition (i.e., A is defined as B), then this is written symbolically as A=B, A:=B, or sometimes A≜B.


See also

Colon, Equal, Equivalent

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Cite this as:

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

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