# Basic Calculations; Arithmetic Calculations - Canon X Mark I Pro User Instruction

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Error Message
Cause
Math ERROR
• The intermediate or final
result is outside the
allowable calculation range.
• An attempt to perform a
calculation using a value
that exceeds the allowable
input range.
• An attempt to perform an
illogical operation (division
by zero, etc.)
Stack ERROR
• The capacity of the numeric
stack or operator stack is
exceeded.
Syntax ERROR
• An attempt to perform an
illegal mathematical
operation.
Insufficient
• The calculation result of
MEM
Function Table mode
parameters caused more
than 30 x-values to be
generated for a table
• Under Matrix and Vector
Dimension
mode, the dimension (row,
ERROR
column) is over three.
(only in Matrix
• An attempt to perform an
or Vector)
illegal matrix/vector
operation.
Can't Solve
• The calculator could not
ERROR
obtain a solution.
(only in SOLVE
function)
Action
• Check the input values and
make sure they are all
within the allowable
ranges, Pay special
attention to values in any
using memory areas
• Simplify the calculation.
• Divide the calculation into
two or more separate
parts.
• Press
or
to display
the cursor at the location
of the error, make
appropriate corrections
• Narrow the table
calculation range by
changing the start, end,
and step values, and try
again.
• Press
or
to display
the location of the cause of
an error and make
required corrections.
• Check for errors in the
equation that you input.
• Input a value for the
solution variable that is
close to the expected
solution and try again.
8
Error Message
Cause
Variable
• Equation is not a correct
ERROR
equation.
(only in SOLVE
• Equation does not include
function)
variable X.
• The solution variable is not
similar to the specified
variable in the expression.
Time Out
• The current differential or
ERROR
integration calculation ends
(only in
does not fulfill an ending
Differential or
condition.
integration
Calculations
Argument
• Improper use of an
ERROR
argument.

## Basic Calculations

Press
to enter COMP mode.
During the busy calculation, the calculator shows the message
[PROCESSING] (without any calculation result). Press
to interrupt the calculating operation.

### Arithmetic Calculations

• To calculate the negative values (exclude the negative
exponent) enclose then within the parentheses.
• This calculator supports 99 levels of parenthetical expression.
......
EX #8
Action
• Under Matrix and Vector
mode, the dimension (row,
column) is over three.
• An attempt to perform an
illegal matrix/vector
operation.
(refer to P.20)
• The calculator could not
obtain a solution.
(refer P.21)
• Press
or
to display
the location of the cause of
an error and make required
corrections.
key

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