复化三点Gauss-lengend公式求pi，采用热核构造权重，包括邓氏关联度、绝对关联度、斜率关联度、改进绝对关联度。- Complex of three-point Gauss-lengend the Formula pi, Thermonuclear using weighting factors Including Deng s correlation, absolute correlation, correlation of slope, improved absolute corre