Error conditions, Appendix c – HP 12C Financial calculator User Manual
Page 181

181
File name: hp 12c_user's guide_English_HDPMBF12E44
Page: 181 of 209
Printered Date: 2005/7/29
Dimension: 14.8 cm x 21 cm
Appendix C
Error Conditions
Some calculator operations cannot be performed under certain conditions (for
example, z when 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
Operation Condition
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