Owner's Manual

Table Of Contents
Appendix B: Technical Reference 909
Appendix B: Technical Reference
TI-89 Titanium / Voyage™ 200 Error Messages.......................910
TI-89 Titanium / Voyage™ 200 Modes...................................... 918
TI-89 Titanium / Voyage™ 200 Character Codes .....................924
TI-89 Titanium Key Codes.........................................................925
Voyage™ 200 Key Codes............................................................928
Entering Complex Numbers ......................................................932
Accuracy Information.................................................................935
System Variables and Reserved Names....................................936
EOS (Equation Operating System) Hierarchy.......................... 937
Regression Formulas ................................................................. 939
Contour Levels and Implicit Plot Algorithm.............................941
Runge-Kutta Method ................................................................. 942
Battery Information................................................................... 943
In Case of Difficulty ...................................................................946
Texas Instruments Support and Service...................................948
This section contains a comprehensive list of TI-89 Titanium / Voyage™ 200 error
messages and character codes. It also includes information about how certain
TI-89 Titanium / Voyage™ 200 operations are calculated.