Double Integral Calculator
Approximate double integrals over rectangles
公式
∫∫ f(x,y) dA ≈ Σ f(xᵢ,yⱼ) Δx Δy
Midpoint rule approximation over a rectangular region.
示例
∫∫ xy over [0,2]×[0,3]
Exact = 4.5.
常见问题
关于 Double Integral
Approximate double integrals over rectangular regions.