shear(u,v) takes two $n$-dimensional vectors $u$ and $v$, and returns a transformation that shears any given point $x$ in the direction $u$ according to its extent along the direction $v$.
shear(u,v)
offset direction
shear axis
Shear matrix
shear(u,v)takes two $n$-dimensional vectors $u$ and $v$, and returns a transformation that shears any given point $x$ in the direction $u$ according to its extent along the direction $v$.