Hach-Lange TITRALAB 840_845 Reference Manual - Manual (Page 94)

Titra Lab ® TitraLab 840 and 845 Reference Manual
Page 94
Equation
formula
Table 6: Equation formula: operators
Equation - ID The name assigned by default to a result issued from an equation is
E1. You can change the E1 name (16 alphanumerical characters
maximum).
Enter in:
Edit method > Results
Refer to "Results menu", page 160 .
If you change an equation result name (for example, from E1
to «My result»), the equations taking this result into account
continue to use the original operand name (E1 in our
example).
Refer to "Equation formula", page 93 .
Operators
+ Addition
- Subtraction or negation
* Multiplication
/ Division
( ) Operation defined in brackets. Each
"(" bracket must be associated to one
")" bracket. Up to 10 sets of "( )" are
accepted per formula.
abs Absolute value of variable following
the symbol after the space
abs ( ) Absolute value of variable defined in
brackets
x^y x power y
ln Natural logarithm: ln 2 or ln(2)
log logarithm 2 or log(2)