Definitions Edit

A projection is

a mathematical means of transferring information from the Earth's three-dimensional, curved surface onto a two-dimensional map or computer screen.[1]
[a] method for representing the surface of a sphere or other shape on a flat two-dimensional plane.[2]

References Edit

  1. Geospatial Information and Geographic Information Systems (GIS): An Overview for Congress, at 3.
  2. California Technology Agency, Enterprise Architecture Glossary 6 (Apr. 2011) (full-text).

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