Simpson's Rule
Calculate Simpson's Rule instantly with the exact formula and a worked example. Free online calculator — no signup, works on mobile.
Simpson's Rule
a
b
Steps (even)
∫x²dx
0.333333
More about: Simpson's Rule
What it calculates
The “Simpson's Rule” calculator computes ∫x²dx from 3 parameters: a, b, steps (even).
A core calculation for studying, engineering tasks, and checking solutions.
Example calculation
With parameters a = 0, b = 1, Steps (even) = 100 the result is 0.3333.
How to use
- Enter the parameter values — every field above is adjustable with a slider.
- The result and related metrics are calculated automatically as you type.
- Use the additional metrics shown (if any) where needed.
- Copy the result or bookmark the page.