[{"cover_image":"https://picatria.cn/images/background_hu_a03fccbe9492e3c7.webp","date":"0001-01-01","permalink":"https://picatria.cn/book/s/shu-xue-de-fa-xian/","summary":"summary：面向读者，可以是更长更详细的内容摘要. summary 在文章列表的每个条目中显示","title":"数学的发现"}]