2020国赛

代码说明：

说明：  2020年数学建模国赛A题回焊炉控温，使用粒子群算法，差分法，牛顿冷却公式，绘制炉温曲线，其中粒子群算法进行了优化处理(In 2020 mathematical modeling, the temperature control of reflow furnace in question a of national competition of mathematics is used. The temperature curve is drawn by using particle swarm optimization algorithm, difference method and Newton cooling formula, in which the particle swarm optimization algorithm is optimized)

文件列表：

2020国赛\calcu_T.m, 20 , 2020-09-11
2020国赛\fit_fun.m, 2591 , 2020-09-12
2020国赛\fit_fun2.m, 3031 , 2020-09-12
2020国赛\judge_T.m, 408 , 2020-09-12
2020国赛\main.m, 887 , 2020-09-11
2020国赛\obj_fun.m, 1782 , 2020-09-12
2020国赛\question_1.m, 2687 , 2020-09-13
2020国赛\question_2.m, 1864 , 2020-09-12
2020国赛\question_3.m, 3362 , 2020-09-12
2020国赛\question_4.m, 3369 , 2020-09-12
2020国赛\sens_analy.m, 2420 , 2020-09-13
2020国赛\test.m, 2665 , 2020-09-13