fortran中的矩阵

https://blog.csdn.net/heyzol/article/details/14824283
https://blog.csdn.net/weixin_30466953/article/details/95164877

https://blog.csdn.net/weixin_30949015/article/details/112708942 ?
https://docs.oracle.com/cd/E19205-01/820-1202/aetka/index.html
http://blog.sina.com.cn/s/blog_659289640100mnz9.html
https://blog.csdn.net/xxfxiazai/article/details/8365753
https://blog.csdn.net/chd_lkl/article/details/90738413