## Canonical |

Look up , canonical, or canonic in Wiktionary, the free dictionary.canonicals |

**Canonical** may refer to:

- mathematics
- physics
- computer science
- religion
- see also

Canonical one-form , a special 1-form defined on the cotangent bundle*T***M*of a manifold*M*Canonical symplectic form , the exterior derivative of this formCanonical vector field , the corresponding special vector field defined on the tangent bundle*TM*of a manifold*M*

Canonical coordinates , sets of coordinates that can be used to describe a physical system at any given point in timeCanonical form , a natural unique representation of an object, or a preferred notation for some object: an homomorphism that is uniquely defined by its main propertyCanonical homomorphism ,canonical isomorphism - Canonical polyhedron, in geometry a polyhedron whose edges are all tangent to a common sphere, whose center is the average of its vertices (
midsphere ) - Canonical representative, in set theory a standard member of each element of a
set partition