Lobatto积分类似于Guass积分，但有如下差异：
1. 积分节点包括积分区间的端点.
2. 积分具有2n–3次代数精度，其中n是节点数.
公式如下：
Lobatto quadrature of function f(x) on interval [–1, +1]:
Abscissas: is
the
st zero
of
.
Here Pn(x) are Legendre
polynomials.
Weights:
Remainder:
Some of the weights are:
| Number of points, n | Points, xi | Weights, wi |
|---|---|---|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
摘自：http://en.wikipedia.org/w/index.php?title=Gaussian_quadrature