Removable Discontinuity/Examples/Example 1
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Example of Removable Discontinuity
Let $f: \R \to \R$ be the real function defined as:
- $\forall x \in \R: \map f x = \dfrac {x^2 - 1} {x - 1}$
Then $f$ has a removable discontinuity at $x = 1$.
In this case the removable discontinuity may be removed by defining $\map f 1$ to equal $2$.
Sources
- 1989: Ephraim J. Borowski and Jonathan M. Borwein: Dictionary of Mathematics ... (previous) ... (next): removable