improper rotation造句

As it odd ), or another kind of improper rotation.
When " 1, the matrix is an improper rotation.
For improper rotations, the points are flipped about the origin.
Then, any orthogonal matrix is either a rotation or an improper rotation.
An improper rotation of an object thus produces a rotation of its mirror image.
It's difficult to find improper rotation in a sentence. 用improper rotation造句挺难的

The orthogonal group, consisting of all proper and improper rotations, is generated by reflections.
In a wider sense, an improper rotation may be defined as any "'glide plane.
For even it preserves orientation, while for odd it is reversed ( see also improper rotation ).
Like " D nd " it contains a number of improper rotations without containing the corresponding rotations.
This decomposition is not, however, stable under improper rotations ( e . g ., reflections in a hyperplane ).
This definition is not equivalent to that requiring a sign flip under improper rotations, but it is general to all vector spaces.
Improper rotations correspond to orthogonal matrices with determinant, and they do not form a group because the product of two improper rotations is a proper rotation.
Improper rotations correspond to orthogonal matrices with determinant, and they do not form a group because the product of two improper rotations is a proper rotation.
Coxeter's bracket notation is also included, based on reflectional Coxeter groups, and modified with plus superscripts accounting for rotations, improper rotations and translations.
When describing the improper rotation symmetry element ( in 3 dimensional Euclidean space ) it is always specified that the reflection plane be perpendicular to the rotation axis.

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