TI-83 Plus Matrices 279
Matr4list(matrix,column#,listname)
&
List4matr(
List4matr( (lists stored to matrix) fills matrixname column by column with the
elements from each list. If dimensions of all lists are not equal, List4matr( fills
each extra matrixname row with 0. Complex lists are not valid.
List4matr(listA,...,list n,matrixname)
&
cumSum(
cumSum( returns cumulative sums of the elements in matrix, starting with
the first element. Each element is the cumulative sum of the column from
top to bottom.