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71Operation Searchlight — Part of Bangladesh Liberation War Date March 26, 1971 – May 25, 1971.[1] Location …
72Proportion (architecture) — Proportion is the relation between elements and a whole. Architectural proportions In architecture the whole is not just a building but the set and setting of the site. The things that make a building and its site well shaped include the… …
73Wikipedia — For Wikipedia s non encyclopedic visitor introduction, see Wikipedia:About. Wikipedia …
74Dingtao Campaign — Part of the Chinese Civil War Date September 2, 1946 September 8, 1946 Location Shandong, China …
75Theorems and definitions in linear algebra — This article collects the main theorems and definitions in linear algebra. Vector spaces A vector space( or linear space) V over a number field² F consists of a set on which two operations (called addition and scalar multiplication, respectively) …
76Eigenvalues and eigenvectors — For more specific information regarding the eigenvalues and eigenvectors of matrices, see Eigendecomposition of a matrix. In this shear mapping the red arrow changes direction but the blue arrow does not. Therefore the blue arrow is an… …
77FITS — or Flexible Image Transport System is a digital file format used to store, transmit, and manipulate scientific and other images. FITS is the most commonly used digital file format in astronomy. Unlike many image formats, FITS is designed… …
78Taxicab geometry — versus Euclidean distance: In taxicab geometry all three pictured lines (red, blue, and yellow) have the same length (12) for the same route. In Euclidean geometry, the green line has length 6×√2 ≈ 8.48, and is the unique shortest path …
79Euler angles — The Euler angles were developed by Leonhard Euler to describe the orientation of a rigid body (a body in which the relative position of all its points is constant) in 3 dimensional Euclidean space. To give an object a specific orientation it may… …
80SRID — Spatial Reference IDentifierA unique value used to unambiguously identify projected, unprojected, and local spatial coordinate system definitions. These coordinate systems form the heart of all GIS applications. Virtually all major spatial vendo …
