[{"title":"( 3 个子文件 1.87MB ) MIT线性代数公开课笔记.zip","children":[{"title":"超详细MIT线性代数公开课笔记(中).pdf <span style='color:#111;'> 607.12KB </span>","children":null,"spread":false},{"title":"超详细MIT线性代数公开课笔记(下).pdf <span style='color:#111;'> 621.22KB </span>","children":null,"spread":false},{"title":"超详细MIT线性代数公开课笔记(上).pdf <span style='color:#111;'> 800.63KB </span>","children":null,"spread":false}],"spread":true}]