函数式编程
https://baike.baidu.com/item/%E5%87%BD%E6%95%B0%E5%BC%8F%E7%BC%96%E7%A8%8B/4035031?fr=aladdin
函数式语言
https://baike.baidu.com/item/%E5%87%BD%E6%95%B0%E5%BC%8F%E8%AF%AD%E8%A8%80/7663961
https://www.jianshu.com/p/5efd21498192
https://www.cnblogs.com/zy1987/p/3788670.html