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...le for carrying electronic signals uses thin wire, twisted into pairs; the geometry of the twist is very precise to preserve desired electronic characteristics

In [[geometry]], the '''barycentre''' or '''centre of mass''' or '''centre of gravity'''<

...ation]] in [[potential theory ]], [[Poisson's brackets]] in [[differential geometry]], and [[Poisson's ratio]] in [[elasticity]] are indicative of the scope an

...ic]] themes of [[tessellation]], [[polyhedron|polyhedra]], [[non-euclidean geometry]], and [[perspective]].<ref>{{cite web|url=http://www.mathacademy.com/pr/mi

== Molecular geometry == :''See main article [[molecular geometry]]''

'''Étale morphism''' in [[algebraic geometry]], a field of mathematics, is an algebraic analogue of the notion of a loca

...ent Greeks with their attempts to treat philosophy as a kind of linguistic geometry.

In [[Euclidean geometry]], a '''rigid motion''' is a transformation which preserves the geometrical

...ributions were in the field of [[number theory]], especially [[diophantine geometry]], and he is best-known for his books, in particular ''Algebra'', his gradu ...ked on the geometric analogues of [[class field theory]] and [[diophantine geometry]]. Later he moved into [[diophantine approximation]] and [[transcendence th

...und surface of the wheel maintains continuous contact with a flat [[plane (geometry)|plane]] and converts rotational energy into linear movement. [[Friction]]

...ure bounded by a connected set of [[polygon]]s. A polyhedron, in Euclidian geometry, must have at least four faces. A polyhedron of four sides is called a tetr

...c and Philosophical Concept, from Electrodynamics to String Theory and the Geometry of the Microscopic World |author=Luciano Boi |url=http://books.google.com/b

The second problem is that of the Universe’s peculiar spacetime geometry. The Wilkinson Microwave Anistropy Probe (WMAP) has provided data that impl ...accurate to within 15 decimal places at the beginning to manifest the flat geometry of the universe today. The traditional Big Bang Theory does not provide an

...n and physicist [[Tullio Levi-Civita]]&mdash;occurs mainly in differential geometry and mathematical physics where it is used to define the components of the (

...the propositions of [[Euclid]]'s classical work. Legendre's ''Elements of Geometry'' was to become the leading elementary text in most of Europe for around 10 ...e mathematics section. In 1803 [[Napoleon]] reorganized the Institut and a geometry section was created and Legendre was put into this section.

...mon. Examples include [[equality]] between numbers or other quantities; [[geometry|geometrical]] relations such as [[parallel]], [[congruence]], [[similarity]

...aced in a location such that the probe surrounds the sample. However, the geometry and placement of magnet, probe and sample may be changed if required. For ...ld gradients are generated by passing current through coils of appropriate geometry. Static magnetic field gradients are used for shimming. In addition pulse

...be observed at ''P''. Fig. 2 illustrates a theorem known from high-school geometry: any exterior angle of a triangle is equal to the sum of the two interior a

Due to its large size, but need to operate from carriers, it had variable-geometry wings, which could be spread wide for slow carrier landing but folded to a

...es on the circumference of the same circle. A well-known theorem of plane geometry states that in that case &alpha; = &alpha;' , so that it follows that the a