To refine.
Of or pertaining to a function expressible as f(⃑x)=A⃑x+⃑b (where A is a linear transformation and ⃑b is a constant), which, regarded as a transformation, maps parallel lines to parallel lines and finite points to finite points.
Assigning finite values to finite quantities.
Of two materials, having mutual affinity.
A relative by marriage.
To become pure; to be cleared of impure matter.
To improve in accuracy, delicacy, or excellence.
To purify of coarseness, vulgarity, inelegance, etc.; to polish.
To make nice or subtle.
To purify; reduce to a fine, unmixed, or pure state; to free from impurities.