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# Non-orientable surfaces

### Non-orientable surfaces

The Möbius strip and the Klein bottle are special two-dimensional surfaces with only one side.

Matemātika

Atslēgvārdi

Mībija sloksne, Kleinas pudele, bezgalīgs virsmas laukums, ģeometrija, cietā ģeometrija, Matemātika

### Saistītie vienumi

#### Ames room

An Ames room is a distorted room that is used to create an optical illusion.

#### Four colour theorem

Colour a map with the fewest number of colours possible, so that no two adjacent regions have the same colour.

#### Grouping of solids 1

This animation demonstrates various groups of solids through examples.

#### Grouping of solids 2

This animation demonstrates various groups of solids through examples.

#### Grouping of solids 3

This animation demonstrates various groups of solids through examples.

#### Grouping of solids 4

This animation demonstrates various groups of solids through examples.

#### Leonardo da Vinči darbnīca (Florence, 16. gadsimts)

Paviesojieties šī Renesanses laikmeta zinātnieka un mākslinieka darbnīcā Florencē un iepazīstiet viņa izcilākos izgudrojumus un mākslas darbus.

#### Prisms

This animation demonstrates several types of prisms, from general to regular.

#### Solids of revolution

Rotating a geometric shape around a line within its geometric plane as an axis results in a solid of revolution.

#### Sphere

A sphere is the set of points which are all within the same distance from a given point in space.

#### Surface area of spheres (demonstration)

The surface of a sphere consists of the set of points which are all at the same distance from a given point in space.

#### The chapel of Notre-Dame-du-Haut (1950, Ronchamp, France)

A pilgrimage chapel designed by the French architect Le Corbusier, one of the greatest architects of the 20th century.

#### Császár polyhedron

The Császár polyhedron is a nonconvex polyhedron with 14 triangular faces.

#### Szilassi polyhedron

This special concave polyhedron was named after a Hungarian mathematician.

#### Volume and surface area (exercise)

An exercise about the volume and surface area of solids generated from a ´base cube´.