HP HP12C hp 12c_user's guide_English_E_HDPMBF12E44.pdf - Page 182

Error 1: Storage Register Overflow, Error 2: Statistics, Error 3: IRR, Error 4: Memory

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182 Appendix C: Error Conditions Error 1: Storage Register Overflow Operation ?+(0 through 4) ?-(0 through 4) ?§(0 through 4) ?z(0 through 4) A Condition Magnitude of result is greater than 9.999999999×1099. Error 2: Statistics Operation Ö  v R Q R~ Q~ Condition n (number in R ) = 0 1 Σx = 0 n = 0 n = 1 nΣx2 - (Σx)2< 0 nΣy2 - (Σy)2< 0 n = 0 nΣx2 - (Σx)2 = 0 n = 0 nΣy2 - (Σy)2 = 0 [nΣx2 - (Σx)2][nΣy2 - (Σy)2] ≤ 0 Error 3: IRR Refer to Appendix B. Error 4: Memory z Attempting to enter more than 99 program lines. z Attempting to i to a program line that does not exist. z Attempting storage register arithmetic in R5 through R9 or R.0 through R.9. File name: hp 12c_user's guide_English_HDPMBF12E44 Printered Date: 2005/7/29 Page: 182 of 209 Dimension: 14.8 cm x 21 cm

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182 Appendix C: Error Conditions
File name: hp 12c_user's guide_English_HDPMBF12E44
Page: 182 of 209
Printered Date: 2005/7/29
Dimension: 14.8 cm x 21 cm
Error 1: Storage Register Overflow
Operation
Condition
?+
(0 through 4)
?-
(0 through 4)
?§
(0 through 4)
?z
(0 through 4)
A
Magnitude of result is greater than
9.999999999×10
99
.
Error 2: Statistics
Operation
Condition
Ö
n
(number in R
1
) = 0
Σ
x
= 0
v
n
= 0
n
= 1
n
Σ
x
2
– (
Σ
x
)
2
< 0
n
Σ
y
2
– (
Σ
y
)
2
< 0
R
n
= 0
n
Σ
x
2
– (
Σ
x
)
2
= 0
Q
n
= 0
n
Σ
y
2
– (
Σ
y)
2
= 0
R~
Q~
[
n
Σ
x
2
– (
Σ
x)
2
][
n
Σ
y
2
– (
Σ
y)
2
]
≤
0
Error 3: IRR
Refer to Appendix B.
Error 4: Memory
Attempting to enter more than 99 program lines.
Attempting to
i
to a program line that does not exist.
Attempting storage register arithmetic in R
5
through R
9
or R
.0
through R
.9
.