线性代数 示例

求秩 [[1,0,2/9],[0,1,-4/9],[0,0,0]]
解题步骤 1
The pivot positions are the locations with the leading in each row. The pivot columns are the columns that have a pivot position.
Pivot Positions: and
Pivot Columns: and
解题步骤 2
The rank is the number of pivot columns.