Texas Instruments TI-86 - Manual (Page 194)

182
Chapter 13: Matrices
13MATRX.DOC TI-86, Chap 13, US English Bob Fedorisko Revised: 02/13/01 2:32 PM Printed: 02/13/01 3:03 PM Page 182 of 10 13MATRX.DOC TI-86, Chap 13, US English Bob Fedorisko Revised: 02/13/01 2:32 PM Printed: 02/13/01 3:03 PM Page 182 of 10
Editing Matrices in the Matrix Editor
ᕡ Display the matrix Name= prompt screen.
ᕢ Enter the matrix name. Either select it from the
MATRX NAMES menu or enter the characters.
- ‰ '
ã M äã A äã T ä
1 1
ᕣ Display the matrix editor.
ᕤ Edit or accept the row dimension, and then
edit or accept the column dimension.
b
5 3 b
3 b
ᕥ Move the cursor to any element and edit it.
Continue moving the cursor to other
elements.
ᕦ Save the changes and leave the matrix editor.
# 45 b "
21 b 2 -
~ b
.
Editing Matrices on the Home Screen
To change a matrix element value, the syntax is:
value ¶ matrixName ( row , column )
To change the values of an entire row of elements, the syntax is:
[ valueA , valueB ,..., value n ] ¶ matrixName ( row )
To change the values of part of a row, beginning at a specified column, the syntax is:
[ valueA , valueB , ... , value n ] ¶ matrixName ( row , beginColumn )
To change the values of a submatrix within matrixName, the syntax is:
[[ valueA , ... , value n ] ... [ valueA , ... , value n ]] ¶ matrixName ( beginRow , beginColumn )
You can use : , 3 , and
- p to edit matrix
elements. You also can
overwrite existing characters.