HP 9g Graphing Calculator - Manual (Page 13)

E-13
2. An improper argument was used in a command or
function.
3. An END statement is missing from a program.
LENGTH Er An entry exceeds 84 digits after implied multiplication
with auto-correction.
OUT OF SPEC You input a negative C
PU
or C
PL
value, where
σ 3
x – USL
= C
PU
and
σ 3
LSL – x
= C
PL
NEST Er Subroutine nesting exceeds 3 levels.
GOTO Er There is no corresponding Lbl n for a GOTO n.
GOSUB Er 1. There is no corresponding PROG n for a GOSUB PROG
n.
2. Attempt to jump to a program area in which there is no
program stored.
EQN SAVE Er Attempt to save an equation to a program area that
already has a stored program.
EMPTY Er Attempt to run a program from an area without an
equation or program.
MEMORY Er 1. Memory expansion exceeds the steps remaining in the
program.
2. Attempt to use a memory when no memory has been
expanded.
DUPLICATE The label name is already in use.
LABEL
Press [
CL /
ESC
] to clear an error message.
Chapter 3 : Basic Calculations
Arithmetic Calculation
• For mixed arithmetic operations, multiplication and division have
priority over addition and subtraction. See Example 8.
• For negative values, press [ (–) ] before entering the value. See
Example 9.
• Results greater than 10 10 or less than 10 -9 are displayed in exponential
form. See Example 10.
Display Format