Discontinuity (Real Analysis)/Examples/Example 2
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Example of Discontinuity in the context of Real Analysis
Let $f: \R \to \R$ be the real function defined as:
- $\forall x \in \R: \map f x = \begin {cases} \dfrac 1 k & : 0 \le x \le k \\ 0 & : \text {otherwise} \end {cases}$
Then $f$ has a discontinuity at $x = 0$ and $x = k$
Sources
- 2014: Christopher Clapham and James Nicholson: The Concise Oxford Dictionary of Mathematics (5th ed.) ... (previous) ... (next): discontinuity