Round, Inverse – Texas Instruments TI-84 User Manual
Page 236
Chapter 10: Matrices
233
abs(
abs(
abs(
abs(
abs(
(absolute value,
MATH NUM
menu) returns a matrix containing the absolute value of
each element of
matrix
.
abs(matrix)
round(
round(
round(
round(
round(
(
MATH NUM
menu) returns a matrix. It rounds every element in
matrix
to #
decimals
(
9). If
#decimals
is omitted, the elements are rounded to 10 digits.
round(matrix
[,
#decimals
]
)
Inverse
Inverse
Inverse
Inverse
Use the
L1
function (
œ) to invert a matrix (
^
L
1
is not valid).
matrix
must be square. The
determinant cannot equal zero.