MALAB程序，包括顶点覆盖近似算法,哈密尔顿回路,画等温线,模拟退火应用,生成全排列矩阵,最小生成树Prim算法,最短路径等-MALAB procedures, including vertex cover approximation algorithm, Hamilton circuit, painting isotherms, simulated annealing applications, to generate full-rank matrix, Prim minimum spann