EXPANSION

Expansion

In geometry, expansion is a polytope operation where facets are separated and moved radially apart, and new facets are formed at separated elements . Equivalently this operation can be imagined by keeping facets in the same position but reducing their size.

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expansion

Noun

  1. The act or process of expanding.
    The expansion of metals and plastics in response to heat is well understood.
  2. The fractional change in unit length per unit length per unit temperature change.
  3. A new addition.
    My new office is in the expansion behind the main building.
  4. A product to be used with a previous product.
    "This expansion requires the original game-board."


The above text is a snippet from Wiktionary: expansion
and as such is available under the Creative Commons Attribution/Share-Alike License.

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