Affine

Affine may refer to:

*Affine cipher, a special case of the more general substitution cipher
*Affine combination, a certain kind of constrained linear combination
*Affine connection, a connection on the tangent bundle of a differentiable manifold
*Affine geometry, a geometry not involving any notions of origin, length or angle
*Affine differential geometry, a geometry that studies differential invariants under the action of the special affine group
*Affine group, the group of all invertible affine transformations from any affine space over a field "K" into itself
*Affine representation, a continuous group homomorphism whose values are automorphisms of an affine space
*Affine scheme, the spectrum of prime ideals of a commutative ring
*Affine (Société), A French Commercial real estate company.
*Affine space, an abstract structure that generalises the affine-geometric properties of Euclidean space
*Affine transformation, a linear transformation followed by a translation between two vector spaces, or equivalently, a transformation that preserves all affine combinations

See also

*Affinity