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{{Short description|Natural number, composite number}} '''Fourteen''' is the seventh [[composite number]]. ...

...</ref> The term ''duopyramid'' was used by George Olshevsky, as the [[Dual polyhedron|dual]] of a [[duoprism]].<ref>{{GlossaryForHyperspace | anchor=Duopyramid | ...'''''p''-''q'' duopyramid''' or '''''p''-''q'' fusil''', represented by a composite [[Schläfli symbol]] {p} + {q}, and [[Coxeter-Dynkin diagram]] {{CDD|node_f1 ...

In geometry, a [[convex polyhedron]] whose faces are [[regular polygon]]s is known as a ''[[Johnson solid]]'', ...shment]], the removal of one of the first six solids from one or more of a polyhedron's faces.<ref>{{multiref ...

In 1921, Lavanda Armstrong disclosed a composite wall structure with a vacuum chamber "surrounded by a second envelope const In 1983, David Noel discussed the use of a [[Geodesic polyhedron|geodesic sphere]] covered with [[plastic film]] and "a double balloon conta ...

{{term|1=composite}} {{defn|no=3|Symmetrical, as in [[regular polygon]], [[regular polyhedron]].}} ...