Texas Instruments TI-83 PLUS - Manual (Page 265)

TI-83 Plus Matrices 262
Viewing-Context Keys
Key Function
| or ~ Moves the rectangular cursor within the current row
† or } Moves the rectangular cursor within the current column;
on the top row,
} moves the cursor to the column
dimension; on the column dimension, } moves the
cursor to the row dimension
Í Switches to editing context; activates the edit cursor on
the bottom line
‘ Switches to editing context; clears the value on the
bottom line
Any entry character Switches to editing context; clears the value on the
bottom line; copies the character to the bottom line
y 6 Nothing
{ Nothing
Editing a Matrix Element
In editing context, an edit cursor is active on the bottom line. To edit a
matrix element value, follow these steps.
1. Select the matrix from the
MATRX EDIT
menu, and then enter or accept
the dimensions.