Definition:Triangle Wave/Graph
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Definition
Let $T$ be the triangle wave defined as:
- $\forall x \in \R: \map T x = \begin {cases}
\size x & : x \in \closedint {-\lambda} \lambda \\ \map T {x + 2 \lambda} & : x < -\lambda \\ \map T {x - 2 \lambda} & : x > +\lambda \end {cases}$
The graph of $T$ is given below:
