Mathematics. In form r or R. Radius; radius vector.
| 单词 | θ114984 |
| 释义 | the world > relative properties > number > mathematical number or quantity > tensor > [noun] > vector > specific type of (10) R1675 Mathematics. In form r or R. Radius; radius vector. radius vector1740 (a) Mathematics. A straight line drawn to a curve from a fixed point and thought of as turning about the fixed point as the point moves along the… spin vector1882 a vector representing rotation; spec. one which by its magnitude and direction represents the intrinsic angular momentum of a particle. axial vector1903 Mathematics. A quantity having direction as well as magnitude, denoted by a line drawn from its original to its final position. axial vector = pseudov… polar vector1903 Mathematics. A quantity having direction as well as magnitude, denoted by a line drawn from its original to its final position. axial vector = pseudov… free vector1904 a vector of which only the magnitude and direction are specified, not the position or the line of action. position vector1906 a vector which defines the position of a point relative to a fixed origin. four-vector1914 a vector defined by four scalar components, esp. a space-time vector in the theory of relativity. pseudovector1922 A vector whose sign is unchanged when the signs of all its components are changed. row vector1928 a vector represented by a row matrix. |
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