Transposing a Matrix .................................................................................................... 541
Reduced-Row Echelon Form ......................................................................................... 542
27 Notes and Info ......................................................................................................................................... 544
The Note Catalog ............................................................................................................................................... 544
Note Catalog: button and keys ........................................................................................................ 544
The Note Editor .................................................................................................................................................. 545
To create a note from the Notes catalog ........................................................................................ 545
Creating a note for an app ............................................................................................................... 546
Note Editor: buttons and keys ........................................................................................................ 546
Entering uppercase and lowercase characters ............................................................................... 547
Text formatting ............................................................................................................................... 548
Formatting options ......................................................................................................................... 548
Inserting mathematical expressions .............................................................................................. 549
To import a note .............................................................................................................................. 550
28 Programming in HP PPL ............................................................................................................................ 552
The Program Catalog ......................................................................................................................................... 553
Open the Program Catalog .............................................................................................................. 553
Program Catalog: buttons and keys ............................................................................................... 554
Creating a new program .................................................................................................................................... 554
The Program Editor ......................................................................................................................... 556
Program Editor: buttons and keys ................................................................................ 556
Run a Program .............................................................................................................. 561
Multi-function programs ............................................................................ 562
Debug a Program .......................................................................................................... 563
Edit a Program .............................................................................................................. 565
Copy a program or part of a program ........................................................................... 565
Delete a program .......................................................................................................... 566
Delete all programs ...................................................................................................... 566
Delete the contents of a program ................................................................................ 567
To share a program ....................................................................................................... 567
The HP Prime programming language .............................................................................................................. 567
Variables and visibility .................................................................................................................... 567
Qualifying the name of a variable ................................................................................................... 568
Functions, their arguments, and parameters ................................................................................. 569
Program ROLLDIE .......................................................................................................... 569
Program ROLLMANY ..................................................................................................... 569
The User Keyboard: Customizing key presses .................................................................................................. 571
User mode ....................................................................................................................................... 571
Reassigning keys ............................................................................................................................. 572
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