<FORMULA> : Formula

ROLE

This element defines a formula for computing the values of the field.

ATTRIBUTES

<!ATTLIST FORMULA
	  value CDATA #REQUIRED>
Attribute Mand. Description Default
value yes The value attribute should contain a mathematical formula composed of arithmetic operators (+, -,*, /), possibly parenthesis, numbers and identifiers of other NUMBER fields.  

SAMPLE

<FORMULA value="incomeHT * 0.196"/>
<FORMULA value="incomeHT + incomeTVA"/>