System Flags (continued)

Flag

Description

 

 

–112

Simplifying ‘i’.

 

Clear: ‘i’ can be simplified (i.e. i2 = –1)

 

Set: ‘i’ cannot be simplified.

–113

Linear Simplification Mode.

 

Clear: Apply linearity simplification when using integration CAS commands.

 

Set: Do not apply linearity simplification when using integration CAS commands.

 

 

–114

Polynomial Term Order.

 

Clear: Polynomial expressed in decreasing power order.

 

Set: Polynomial expressed in increasing power order.

–115

SQRT Simplification.

 

Clear: Square roots can be simplified.

 

Set: Square roots cannot be simplified.

–116

Trigonometric Manipulations.

 

Clear: Simplification to cosine terms.

 

Set: Simplification to sine terms.

–117

Menu Display Mode.

 

Clear: Menus displayed as choose boxes.

 

Set: Menus displayed as softkeys, like the HP 48GX calculator.

–118

INT Simplification.

 

Clear: INT is simplified.

 

Set: INT is not simplified.

–119

Rigorous Mode.

 

Clear: Rigorous mode on: X is not simplified to X.

 

Set: Rigorous mode off: X is simplified to X.

–120

Silent Mode Switch.

 

Clear: Calculator prompts when it needs to change modes.

 

Set: Calculator changes modes when necessary without prompting.

–121

Internal use only. (LN returns LN[ABS()] if set).

–122

Internal use only. (0/0 occurred).

–123

Mode Switch.

 

Clear: Mode switch allowed.

 

Set: Mode switch not allowed.

–124

CAS Object Evaluation.

 

Clear: Non-algebraic CASCOMPEVAL is allowed.

 

Set: Non-algebraic CASCOMPEVAL is not allowed.

–125

Sign Determination Mode.

 

Clear: Accurate sign determination using polynomial Sturm sequences.

 

Set: Fast sign determination. Polynomial Sturm sequences are not used. Auto-

 

simplification of square roots canceled.

–126

Row Reduction Mode.

 

Clear: RREF done with last column.

 

Set: RREF done without last column.

–127

Not used.

–128

Clear: Complex variables allowed.

 

Set (default): All variables are real.

C-8 System Flags