Projection

Projection, projector, or projective may refer to:

• The display of an image by devices such as:
  • cine projector
  • Video projector
  • Overhead projector
  • Slide projector
  • Camera obscura
  • Projection screen

• Map projection, reduces a three-dimensional planet to a flat map (geography)
• Graphical projection, the production of a two-dimensional image of a three-dimensional object
  • Parallel projection
    • Orthographic projection, including:
      • Plan, or floor plan view
      • Elevation, usually a side view of an exterior
      • Section, a view of the interior at a particular cutting plane
    • Axonometric projection, including:
      • Isometric projection
      • Dimetric projection
      • Trimetric projection
    • Oblique projection, including:
      • Cabinet projection
      • Cavalier projection
  • Perspective projection

Chemistry

• Fischer projection
• Haworth projection
• Newman projection

Mathematics

• Projection (mathematics), any of several different types of functions, mappings, operations, or transformations
  • 3D projection
  • Projection (relational algebra)
  • Projection (linear algebra)
  • Vector projection
  • Projection method (fluid dynamics)
  • Projection (set theory)
  • Projective geometry is a non-Euclidean geometry that involves projective spaces. In another direction, projective modules and projective objects generalize free modules

Other

• Projection (alchemy), process in Alchemy
• Projection areas, areas of the brain where sensory processing occurs
• Military power projection, the capacity of a state to implement policy by means of force, or the threat thereof, in an area distant from its own territory
• Psychological projection, or "Freudian projection," a defense mechanism in which one attributes to others one’s own unacceptable or unwanted attributes, thoughts, or emotions
• Projection fibers, in neuroscience, white matter fibers that connect the cortex to the lower parts of the brain or the spinal cord.
• "Projections" (Voyager episode), an episode of the television series Star Trek: Voyager
• A forecasting of future developments based on current statistics and trends

See also

• All pages beginning with "Projection"
• All pages with titles containing "Projection"
• Project (disambiguation)
• Projection effect (disambiguation)