In math, an affine transformation is a transformation that preserves lines and parallelism.

For instance, here is an affine transformation:

\begin{equation} U’(S) = mU(s) + b \end{equation}

where \(m > 0\), and \(b\) is unconstrained.

In math, an affine transformation is a transformation that preserves lines and parallelism.

For instance, here is an affine transformation:

\begin{equation} U’(S) = mU(s) + b \end{equation}

where \(m > 0\), and \(b\) is unconstrained.