a transformation is a
function
the domain, codomain, and range of a transformation are
sets
the image of a vector under a transformation is a
vector
matrix multiplication is an
operation
the column space of a matrix is a
set
the null space of a matrix is a
set
the rank of a matrix is a
number
the nullity of a matrix is a
number
the basis is a
set
the dimension of a subspace is a
number