Definition for word vector.

Vector Vec"tor, n. [L., a bearer, carrier. fr. vehere, vectum, to carry.] 1. Same as Radius vector. 2. (Math.) A directed quantity, as a straight line, a force, or a velocity. Vectors are said to be equal when their directions are the same their magnitudes equal. Cf. Scalar. Note: In a triangle, either side is the vector sum of the other two sides taken in proper order; the process finding the vector sum of two or more vectors is vector addition (see under Addition).

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- vector may refer to: in mathematics and physics: vector (mathematics and physics) in computer science : a one-dimensional array vector (c++), see
- in mathematics , physics , and engineering , a euclidean vector (sometimes called a geometric or spatial vector or—as here—simply a vector
- a vector space is a mathematical structure formed by a collection of elements called vectors, which may be added together and multiplied
- vector graphics is the use of geometrical primitive s such as point s, lines , curve s, and shape s or polygon (s), which are all based on
- in vector calculus , a vector field is an assignment of a vector to each point in a subset of euclidean space . a vector field in the
- in epidemiology , a vector is any agent (person, animal or microorganism ) that carries and transmits an infectious pathogen into another
- in molecular cloning , a vector is a dna molecule used as a vehicle to artificially carry foreign genetic material into another cell, where
- vector calculus (or vector analysis) is a branch of mathematics concerned with differentiation and integration of vector field s,
- in linear algebra , the coordinate representation or coordinate vector of a vector is the unique tuple of numbers that describes the vector
- in the theory of relativity , a four-vector or 4-vector is a vector in a four-dimensional real vector space , called minkowski space .

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