polyhedron polyhedron

polyhedron Sentence Examples

• More briefly, the figure may be defined as a polyhedron with two parallel faces containing all the vertices.

• The points thus obtained are evidently the vertices of a polyhedron with plane faces.

• The points thus obtained are evidently the vertices of a polyhedron with plane faces.

• If we take any polyhedron with plane faces, the null-planes of its vertices with respect to a given wrench will form another polyhedron, and the edges of the latter will be conjugate (in the above sense) to those of the former.

• If we take any polyhedron with plane faces, the null-planes of its vertices with respect to a given wrench will form another polyhedron, and the edges of the latter will be conjugate (in the above sense) to those of the former.

• A polyhedron (A) is said to be the summital or facial holohedron of another (B) when the faces or vertices of A correspond to the edges of B, and the vertices or faces of A correspond to the vertices and faces together of B.

• The mensuration of the cube, and its relations to other geometrical solids are treated in the article Polyhedron; in the same article are treated the Archimedean solids, the truncated and snubcube; reference should be made to the article Crystallography for its significance as a crystal form.

• A polyhedron is said to be the hemihedral form of another polyhedron when its faces correspond to the alternate faces of the latter or holohedral form; consequently a hemihedral form has half the number of faces of the holohedral form.

• take the pole of each face of such a polyhedron with respect to a paraboloid of revolution, these poles will be the vertices of a second polyhedron whose edges are the conjugate lines of those of the former.

• POLYHEDRON (Gr.

• POLYHEDRON (Gr.

• If the figure be entirely to one side of any face the polyhedron is said to be " convex, " and it is obvious that the faces enwrap the centre once; if, on the other hand, the figure is to both sides of every face it is said to be concave, " and the centre is multiply enwrapped by the faces.

• The correspondence of the faces of polyhedra is also of importance, as may be seen from the manner in which one polyhedron may be derived from another.

• Octahedra having triangular faces other than equilateral occur as crystal forms. See Polyhedron and Crystallography.

• In origami this term is often misused to mean any star-like form produced by adding pyramids to the faces of a convex polyhedron.

• The head of this list is iteratively decimated and the list updated until a target number of vertices for the sparse polyhedron is met.

• polyhedron with 14 vertices.

• vertices of the final polyhedron.

• This is one of the Platonic solids, and is treated in the article Polyhedron, as is also the derived Archimedean solid named the "truncated tetrahedron"; in addition, the regular tetrahedron has important crystallographic relations, being the hemihedral form of the regular octahedron and consequently a form of the cubic system.

• The "regular icosahedron" is one of the Platonic solids; the "great icosahedron" is a Kepler-Poinsot solid; and the "truncated icosahedron" is an Archimedean solid (see Polyhedron).

• More briefly, the figure may be defined as a polyhedron with two parallel faces containing all the vertices.

• The mensuration of the cube, and its relations to other geometrical solids are treated in the article Polyhedron; in the same article are treated the Archimedean solids, the truncated and snubcube; reference should be made to the article Crystallography for its significance as a crystal form.

• Octahedra having triangular faces other than equilateral occur as crystal forms. See Polyhedron and Crystallography.

• The "ordinary dodecahedron" is one of the Platonic solids (see Polyhedron).

• The "small stellated dodecahedron," the "great dodecahedron" and the "great stellated dodecahedron" are Kepler-Poinsot solids; and the "truncated" and "snub dodecahedra" are Archimedean solids (see Polyhedron).

• In the first place, each of these figures may be conceived as an orthogonal projection of a closed plane-faced polyhedron.

• As regards the former figure this is evident at once; viz, the polyhedron consists of two pyramids with vertices represented by 0, 0, and a common base whose perimeter is represented by the forcepolygon (only one of these is shown in fig.

• Clerk Maxwell, who showed amongst other things that a reciprocal can always be drawn to any figure which is the orthogonal projection of a plane-faced polyhedron.

• take the pole of each face of such a polyhedron with respect to a paraboloid of revolution, these poles will be the vertices of a second polyhedron whose edges are the conjugate lines of those of the former.

• If the figure be entirely to one side of any face the polyhedron is said to be " convex, " and it is obvious that the faces enwrap the centre once; if, on the other hand, the figure is to both sides of every face it is said to be concave, " and the centre is multiply enwrapped by the faces.

• A polyhedron (A) is said to be the summital or facial holohedron of another (B) when the faces or vertices of A correspond to the edges of B, and the vertices or faces of A correspond to the vertices and faces together of B.

• A polyhedron is said to be the hemihedral form of another polyhedron when its faces correspond to the alternate faces of the latter or holohedral form; consequently a hemihedral form has half the number of faces of the holohedral form.

• The correspondence of the faces of polyhedra is also of importance, as may be seen from the manner in which one polyhedron may be derived from another.

• One needs to select all atoms in the cage - these will be the vertices of the final polyhedron.

• In the first place, each of these figures may be conceived as an orthogonal projection of a closed plane-faced polyhedron.

• Clerk Maxwell, who showed amongst other things that a reciprocal can always be drawn to any figure which is the orthogonal projection of a plane-faced polyhedron.

• Probably the best way to make a sphere is to make a polyhedron with a large number of sides.

• Normally by the end of the calculation less than one half of the entries in BOX actually are used to define the limiting polyhedron.

• select the polyhedron, then print the corresponding net on card stock.

• Each stage of refinement defines a new, denser, polyhedron whose vertices are related to local sets of vertices of the original.