The Fractionator Principle. The fractionator principle is one of the important concepts used in stereology. The importance of this principle cannot be overlooked. It appears in many different places. Although it looks different depending on how it is used, the principle is the same.
In mathematics, a variable whose value is determined by the value of an independent variable. For example, in the formula for the area of a circle, A = Ïr2, A is the dependent variable, as its value depends on the value of the radius (r). Compare independent variable.
Part of the Programming glossary: In programming, a variable is a value that can change, depending on conditions or on information passed to the program.Typically, a program consists of instruction s that tell the computer what to do and data that the program uses when it is running.art of the Programming glossary: In programming, a variable is a value that can change, depending on conditions or on information passed to the program.