Riemann Sum Calculator

Approximate the integral of a function using Riemann sums (left, right, midpoint).

Calculator

Enter the function, variable, interval, and number of rectangles.
Example: x^2 from 0 to 1 with 10 rectangles.

Function

Variable

Lower Limit (a)

Upper Limit (b)

Number of Rectangles (n)

Sum Type

Result

Approximate area under the curve.