By means of Laplacian spectrum recursive bisection partitioning method, firstly the power network is partitioned into branch-cutform; then the branch-cutform is changed into node-split form.
利用基于拉普拉斯谱划分的递归二分法将电力网络进行支路切割,然后将支路切割转换为节点撕裂。
2
Cut the circular cake in half and set each semicircle against adjoining sides of the square to form the top of the heart.
把圆形蛋糕切成两半,把每个半圆放在正方形的两边,形成心形的顶部。
3
If it is cut in a plane different from the one used by the early investigators, it will not form two whole embryos.