Riemann sum

In mathematics, a Riemann sum is an approximation that takes the form $\sum f(x) \Delta x$ . It is named after German mathematician Bernhard Riemann. One very common application is approximating the area of functions or lines on a graph, but also the length of curves and other approximations.

单词	Riemann sum
释义	Riemann sum 英语百科 Riemann sum In mathematics, a Riemann sum is an approximation that takes the form $\sum f(x) \Delta x$ . It is named after German mathematician Bernhard Riemann. One very common application is approximating the area of functions or lines on a graph, but also the length of curves and other approximations.
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