释义 |
Minkowski metric Minkowski metric[miŋ′kȯf·skē ′me·trik] (relativity) The metric tensor of the Minkowski space-time used in special relativity; it is a 4 × 4 matrix whose nonzero entries lie on the diagonal, with one entry (corresponding to the time coordinate) equal to 1, and three entries (corresponding to space coordinates) equal to -1; sometimes, the negative of this matrix is used. |