Riemann sums

Increase the number of subintervals and compare how left, right and midpoint sampling approach the same area.

Functionsample

subintervals n8

lower a0.00

upper b2.00

\sum_{i=1}^{8} f(\xi_i)\,\Delta x

Riemann sum 2.1875exact 2.66667error 0.47917

Related concept: The integral