Integral Calculus2D
Definite Integrals - Theory & Concepts - Riemann Sum
Understanding Riemann sums, the Fundamental Theorem of Calculus, properties of definite integrals, and improper integrals.
Open the complete lessonSimulation: Riemann Sums & Area
4
Coarse (2)Fine (100)
Area Analysis
Approximation:1.7500
Exact Integral:2.6666
Absolute Error:0.9166
As $n \to \infty$, the width $\Delta x \to 0$, and the Riemann sum converges precisely to the definite integral.