Marginal Analysis
Let 
be the revenue for a production 
, 
the cost, and 
the profit. Then
and the marginal profit for the
th unit is defined by
where
, 
, and 
are the Derivativesof , , and , respectively.See also Derivative- Fractal Valley
- Fraction
- Fractional Calculus
- Fractional Derivative
- Fractional Differential Equation
- Fractional Fourier Transform
- Fractional Integral
- Fractional Part
- Fractran
- Framework
- Franklin Magic Square
- Fransén-Robinson Constant
- F-Ratio
- F-Ratio Distribution
- Fredholm Integral Equation of the First Kind
- Fredholm Integral Equation of the Second Kind
- Free
- Free Group
- Freemish Crate
- Free Semigroup
- Freeth's Nephroid
- Free Variable
- Freiman's Constant
- French Curve
- Frenet Formulas