Texas Instruments TI-82 User Manual - Page 147

About Lists The TI.82 has six list variables in memory: L1, L2, L3, L4, L5, and L6. On the Home screen or in a program, you can use, enter, store, and display lists. The list names are on the keyboard. Using a List in an Expression To use a list in an expression, you may: ¦ Use the name of the list (L1, L2, L3, L4, L5, or L6). ¦ Enter the list directly (see below). ¦ Press y ãRCLä, enter the name of the list, and then press Í to recall the contents of the list into the expression at the cursor location. Entering a List in an Expression 1. Press y ã{ä to indicate the beginning of the list. 2. Enter a value (which can be an expression) for each element in the list, separated by commas. 3. Press y ã}ä to indicate the end of the list. The expression is evaluated when the entry is executed. Commas are required on entry to separate elements, but are not displayed on output. The closing } is not necessary at the end of an expression or preceding !. Saving a List in Memory You can save a list in memory in two ways: ¦ Enter the list in the STAT list editor (Chapter 12). ¦ Enter the list on a blank line on the Home screen or in a program (see above), press ¿, and then enter the name of the list (L1, L2, L3, L4, L5, or L6). Lists 11-3