Piecewise linear
# Piecewise linear

Piecewise linear may refer to:

* Piecewise linear curve, a connected sequence of line segments
* Piecewise linear function, a function whose domain can be decomposed into pieces on which the function is linear
* Piecewise linear manifold, a topological space formed by gluing together flat spaces
* Piecewise linear homeomorphism, a topological equivalence between two piecewise linear manifolds
* Piecewise linear cobordism, a cohomology theory
* Piecewise linear continuation, a method for approximating functions by piecewise linear functions
