摘要： /// <summary> /// 求两点连线的垂线方程ax+by+c=0中 a.b.c /// </summary> /// <param name="Point1">点1[x,y]</param> /// <param name="Point2">点2[x,y]</param> /// <param name="PointR">垂线与两点连线的交点[x,y]</param> /// <returns>[a,b,c]</ 阅读全文

摘要： 1 /// <summary> 2 /// 求两直线交点 直线公式 ax+by+c=0 3 /// </summary> 4 /// <param name="Line1">[a,b,c]</param> 5 /// <param name="Line2">[a,b,c]</param> 6 /// <param name="P">[x,y]</param> 7 /// <returns>[x,y]</returns> 阅读全文

摘要： 1 /// <summary> 2 /// 根据两不同点及这两点到某处的距离求依此两点为圆心的坐标 3 /// </summary> 4 /// <param name="Point1">[x,y,distance]</param> 5 /// <param name="Point2">[x,y,distance]</param> 6 /// <returns>List decimal[x,y]</returns> 7 private List<deci 阅读全文

摘要： 1 /// <summary> 2 /// 解一元二次方程（如：ax*x+bx+c=0）,若无实数解，返回解的实部 3 /// </summary> 4 /// <param name="a"></param> 5 /// <param name="b"></param> 6 /// <param name="c"></param> 7 /// <returns></returns> 8 private List&l 阅读全文