Texas Instruments TI-84 PLUS - Graphing Calculator - Page 162

Chapter 10: Matrices 155
det(
det( (determinant) returns the determinant (a real number) of a square matrix.
det(matrix)
Transpose
T
(transpose) returns a matrix in which each element (row, column) is swapped with the
corresponding element (column, row) of
matrix.
matrix
T
Accessing Matrix Dimensions with dim(
dim( (dimension) returns a list containing the dimensions ({rows columns}) of matrix.
dim(matrix)
9: List4matr(
Stores a list to a matrix.
0: cumSum(
Returns the cumulative sums of a matrix.
A: ref(
Returns the row-echelon form of a matrix.
B: rref(
Returns the reduced row-echelon form.
C: rowSwap(
Swaps two rows of a matrix.
D: row+(
Adds two rows; stores in the second row.
E: …row(
Multiplies the row by a number.
F: …row+(
Multiplies the row, adds to the second row.
NAMES MATH EDIT