| 单词 | free vector |
| 释义 | > as lemmasfree vector free vector n. Mathematics a vector of which only the magnitude and direction are specified, not the position or the line of action. ΘΚΠ the world > relative properties > number > mathematical number or quantity > tensor > [noun] > vector > specific type of R1675 radius vector1740 spin vector1882 axial vector1903 polar vector1903 free vector1904 position vector1906 four-vector1914 pseudovector1922 row vector1928 1904 A. G. Webster Dynamics Particles & Rigid, Elastic, & Fluid Bodies vi. 199 Such a displacement is called a translation, and, being represented by a free vector, has three coordinates. 1964 E. Œ. Wolstenhome Elem. Vectors i. 2 When the term vector is used, it is assumed that it refers to a free vector. 2003 Jrnl. Chem. Physics 118 1980/2 Note that r is a free vector, i.e., it is not associated with any particular coordinate system. < as lemmas |
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