推 eddie7788 :我也沒勾到 窘 08/24 22:41
推 kb24h93 :Ch.31 p.849例題,習題49,61,87 08/25 18:38
→ kb24h93 :Ch.32 習題13,14,23,56 08/25 18:38
→ kb24h93 :Ch.33 習題27,53,58,68,73 08/25 18:39
→ kb24h93 :Ch.34 習題39,103,112 08/25 18:39
→ kb24h93 :Ch.35 習題35,79,80,81,93 08/25 18:40
→ kb24h93 :34章不考習題,考Fermat's principle of least time 08/25 18:42