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{{Unreferenced|date=December 2009}}
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This is a [[glossary]] of terms specific to [[differential geometry]] and [[differential topology]].  
The following two glossaries are closely related:
*[[Glossary of general topology]]
*[[Glossary of Riemannian and metric geometry]].
 
See also:
*[[List of differential geometry topics]]
 
Words in ''italics'' denote a self-reference to this glossary.
 
{{compactTOC8|side=yes|top=yes|num=yes}}
__NOTOC__
 
==A==
 
'''[[Atlas (topology)|Atlas]]'''
 
==B==
 
'''Bundle''', see ''fiber bundle''.
 
==C==
 
'''[[Chart (topology)|Chart]]'''
 
'''[[Cobordism]]'''
 
'''[[Codimension]]'''. The codimension of a submanifold is the dimension of the ambient space minus the dimension of the submanifold.
 
'''[[Connected sum]]'''
 
'''[[Connection (mathematics)|Connection]]'''
 
'''[[Cotangent bundle]]''', the vector bundle of cotangent spaces on a manifold.
 
'''[[Cotangent space]]'''
 
==D==
 
'''[[Diffeomorphism]].''' Given two [[Manifold#Differentiable_manifolds|differentiable manifolds]]
''M'' and ''N'', a [[bijective map]] <math>f</math> from ''M'' to ''N'' is called a '''diffeomorphism''' if both <math>f:M\to N</math> and its inverse <math>f^{-1}:N\to M</math> are [[smooth function]]s.
 
'''Doubling,''' given a manifold ''M'' with boundary, doubling is taking two copies  of ''M'' and identifying their boundaries.  
As the result we get a manifold without boundary.
 
==E==
 
'''[[Embedding]]'''
 
==F==
 
'''Fiber'''. In a fiber bundle, π: ''E'' → ''B'' the [[preimage]] π<sup>&minus;1</sup>(''x'') of a point ''x'' in the base ''B'' is called the fiber over ''x'', often denoted ''E''<sub>''x''</sub>.
 
'''[[Fiber bundle]]'''
 
'''Frame'''.  A '''frame''' at a point of a [[differentiable manifold]] ''M'' is a [[basis of a vector space|basis]] of the [[tangent space]] at the point.
 
'''[[Frame bundle]]''', the principal bundle of frames on a smooth manifold.
 
'''[[Flow (mathematics)|Flow]]'''
 
==G==
 
'''[[Genus (mathematics)|Genus]]'''
 
==H==
 
'''Hypersurface'''. A hypersurface is a submanifold of ''codimension'' one.
 
==I==
 
'''[[Embedding|Immersion]]'''
 
==L==
 
'''[[Lens space]]'''. A lens space is a quotient of the [[3-sphere]] (or (2''n'' + 1)-sphere) by a free isometric [[group action|action]] of [[cyclic group|'''Z'''<sub>k</sub>]].
 
==M==
 
'''[[Manifold]]'''. A topological manifold is a locally Euclidean [[Hausdorff space]]. (In Wikipedia, a manifold need not be [[paracompact]] or [[second-countable space|second-countable]].) A ''C<sup>k</sup>'' manifold is a differentiable manifold whose chart overlap functions are ''k'' times continuously differentiable. A ''C''<sup>∞</sup> or smooth manifold is a differentiable manifold whose chart overlap functions are infinitely continuously differentiable.
 
==N==
'''[[Neat submanifold]]'''. A submanifold whose boundary equals its intersection with the boundary of the manifold into which it is embedded.
 
==P==
 
'''[[Parallelizable]]'''. A smooth manifold is parallelizable if it admits a smooth global frame. This is equivalent to the tangent bundle being trivial.
 
'''[[Principal bundle]]'''. A principal bundle is a fiber bundle ''P'' → ''B'' together with an [[group action|action]] on ''P'' by a [[Lie group]] ''G'' that preserves the fibers of ''P'' and acts simply transitively on those  fibers.
 
'''[[Pullback]]'''
 
==S==
 
'''[[Section (fiber bundle)|Section]]'''
 
'''[[Submanifold]]''', the image of a smooth embedding of a manifold.
 
'''[[Submersion (mathematics)|Submersion]]'''
 
'''[[Surface]]''', a two-dimensional manifold or submanifold.
 
'''[[systolic geometry|Systole]]''', least length of a noncontractible loop.
 
==T==
 
'''[[Tangent bundle]]''', the vector bundle of tangent spaces on a differentiable manifold.
 
'''Tangent field''', a ''section'' of the tangent bundle. Also called a ''vector field''.
 
'''[[Tangent space]]'''
 
'''[[Torus]]'''
 
'''[[Transversality (mathematics)|Transversality]]'''. Two submanifolds ''M'' and ''N'' intersect transversally if at each point of intersection ''p'' their tangent spaces <math>T_p(M)</math> and <math>T_p(N)</math> generate the whole tangent space at ''p'' of the total manifold.
 
'''Trivialization'''
 
==V==
 
'''[[Vector bundle]]''', a fiber bundle whose fibers are vector spaces and whose transition functions are linear maps.
 
'''[[Vector field]]''', a section of a vector bundle. More specifically, a vector field can mean a section of the tangent bundle.
 
==W==
 
'''[[Whitney sum]]'''. A Whitney sum is an analog of the direct product for vector bundles. Given two vector bundles α and β over the same base ''B'' their [[cartesian product]] is a vector bundle over ''B'' &times;''B''. The diagonal map <math>B\to B\times B</math> induces a vector bundle over ''B'' called the Whitney sum of these vector bundles and denoted by α⊕β.
 
{{DEFAULTSORT:Glossary Of Differential Geometry And Topology}}
[[Category:Glossaries of mathematics|Geometry]]
[[Category:Differential geometry| ]]
[[Category:Differential topology| ]]

Revision as of 00:32, 5 March 2014

Christmas is soon to come and everybody loves celebrating this season. It's the time of last year where everyone could expresses their love and kind thoughts by giving and exchanging gifts to one and another. The falling of the snowflakes, Yuletide celebration, Christmas shopping, working with a talk with best friends and family in a relax and warm fireplace with hot glasses of chocolate drink added with the deliciously prepared food are exactly the things seem forward to in this particular season. For individuals who always love fashion and trends, it is usually one exciting region of the season to be updated in achievable will give you style and fashion to come outside in the season. This article will give tips and data about the latest fashion and style in this winter months.

Pub signs for groomsmen are quickly cherry wood or black wood grain finishes. Of those ingredients affordable gifts which will definitely to upload a distinctive touch to your groomsman's home.

For Parents: during this joyous season you want to thank your parents for all that they did for your business. A great gift idea would be to present your dad with tie clips, watches, cufflinks, special pen etc. Jewelry might a suitable gift for mothers. How about sending a unique "mom" ring? Some designer hair clips, bookmarks also can be thought to be send as gifts to India.



None the less, vintage jewelry has indeed increased in popularity even though they are a staple in the marketplace. Long before they returned into 'fashion's' good graces, tons of gorgeous and valuable vintage jewelry have been found at a discount in flee markets and street lasts. The trick is to purchase the best ones for your lowest price possible. Listed below are tips to help you to land probably the most price for vintage diamond.

Tie the ends among the thread and fasten. Distributed the threads so that from left to right arranging the shades in your order in an individual desire to be able to be.

Jewelery accessories are awaited fashion in all season. This winter designs that might give impact to the masses include the snowflake Pendants and large bar pins as big as that twig of holly or perhaps mistletoe. These designs is unquestionably very popular that that is bought in any store, from boutiques of exclusive designer to your neighborhood stores, just watch out this very attractive designs to improve beauty of the season.

You can save a lots of money buying used jewelry. These tools are as nice given that the items in which brand novel. They are usually priced far more reasonably too, which helps so may as customer will acquire more for funds.

Routine experience humid conditions will hold jewelry damaged if considerably more plenty of oxygen. To prevent this, you'll want to have the jewelry safely tucked away in plastic bags or cloth messenger bags. Take care of your engine's overall state person jewelry. Don't let them look neglected and in poor model.

Should you loved this information as well as you desire to acquire details regarding Scalar Energy Pendant Review generously pay a visit to the page.