Pivot
Let
be a matrix in REF form. An entry of is called a pivot entry if it is the first non-zero entry of a row. A column of is called a pivot column if it contains a pivot entry. If is also in RREF, pivot entries are called leading ones.
Pivot
Let
be a matrix in REF form. An entry of is called a pivot entry if it is the first non-zero entry of a row. A column of is called a pivot column if it contains a pivot entry. If is also in RREF, pivot entries are called leading ones.