HP -22S Owner's Manual page 174

INVALID
n!
Attempt to calculate the factorial of a negative or non-integer value.
INVALID Y'"
Exponentiation error:
• Attempt to raise 0 to the Oth or to a negative power .
• Attempt to raise a negative number to a non-integer power.
LIBRARY EQN
Attempt to edit a library equation.
LOGOn
Attempt to take the base 10 or natural log of zero.
LOG(NEG)
Attempt to take the base 10 or natural log of a negative number.
MEMORY CLEAR
All of user memory has been erased (see pages 28 and 146).
MEMORY FULL
The calculator has insufficient memory available to do the operation.
NO ROOT FND
I
SOLVE
I
cannot solve the equation using the current initial guesses (see
page 87).
NO STAT DATA
Attempt to do a statistics calculation with no statistics data stored (see
"Entering Statistical Data" on page 60).
NO VARS USED
Attempt to do a
Ir;S;-:O~LV:-;:E:-11
calculation with an equation that has no
variables.
174 Messages