HP 50g manual Selecting CAS settings

soft menu key to complete the operation. For example, in the following screen, the Polar coordinate mode is selected:

Selecting CAS settings

CAS stands for Computer Algebraic System. This is the mathematical core of the calculator where the symbolic mathematical operations and functions are programmed. The CAS offers a number of settings can be adjusted according to the type of operation of interest. To see the optional CAS settings use the following:

• Press the Hbutton to activate the CALCULATOR MODES input form.

•To change CAS settings press the @@CAS@@ soft menu key. The default values of the CAS setting are shown below:

•To navigate through the many options in the CAS MODES input form, use the arrow keys: š™˜—.

•To select or deselect any of the settings shown above, select the

underline before the option of interest, and toggle the soft menu key until the right setting is achieved. When an option is selected, a check mark will be shown in the underline (e.g., the Rigorous and Simp

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