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The term canonical may refer to: == Mathematics == * Canonical coordinates, sets of coordinates which can be used to describe a physical system at any given point in time * Canonical form, a natural unique representation of an object, or a preferred notation for some object * ''Canonical homomorphism, canonical isomorphism'': an homomorphism that is uniquely defined by its main property * 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 === Differential geometry === * 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 form * Canonical vector field, the corresponding special vector field defined on the tangent bundle ''TM'' of a manifold ''M'' 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Canonical」の詳細全文を読む スポンサード リンク
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