Assertion: collision | /r/HasProperty | described by the matrix
Facets:
value: completely
type: DEGREE
value: under this model
type: OTHER
Source sentences:
text: Under this model, a collision is completely described by the matrix ( i j k l ) {\displaystyle {\begin{pmatrix}i&j\\k&l\end{pmatrix}}} , which refers to the constellation (i, j) before the collision, and the (in general different) constellation (k, l) after the collision.