Hardy's Rule
Let the values of a function 
be tabulated at intervals equally spaced by 
at 
, 
, ..., 
and let
. Then Hardy's rule gives the approximation to the integral of as
See also Bode's Rule, Durand's Rule, Newton-Cotes Formulas, Simpson's 3/8 Rule, Simpson'sRule, Trapezoidal Rule, Weddle's Rule
- Prosthaphaeresis Formulas
- Proth's Theorem
- Protractor
- Prouhet's Problem
- Prussian Hat
- Prüfer Ring
- p-Series
- Pseudoanalytic Function
- Pseudocrosscap
- Pseudocylindrical Projection
- Pseudogroup
- Pseudolemniscate Case
- Pseudoperfect Number
- Pseudoprime
- Pseudorandom Number
- Pseudorhombicuboctahedron
- Pseudoscalar
- Pseudosmarandache Function
- Pseudosphere
- Pseudosquare
- Pseudotensor
- Pseudovector
- Psi Function
- p-Signature
- PSLQ Algorithm