Appendix C

Error Conditions

Some calculator operations cannot be performed under certain conditions (for example, zwhen x = 0). If you attempt such an operation under these conditions, the calculator will display the word Error followed by a digit, 0 through 9. Listed below are operations that cannot be performed under the conditions specified. The symbols x and y represent the number in the X- and Y-registers, respectively, when the operation key is pressed.

Error 0: Mathematics
OperationCondition

z

x = 0

y

x = 0

r

x < 0

°

x 0

q

y = 0 and x 0

 

y < 0 and x is noninteger.

à

y = 0

Z

y = 0

?z(0 through 4)

x = 0

e

x is noninteger

 

x < 0

 

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Printered Date: 2005/7/29

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