作者horse5566lee (魅力型男★☆黄敬尧☆★)
看板Grad-ProbAsk
标题[理工] [工数]-ODE
时间Thu Sep 10 03:55:54 2009
2cos y dx - sin x dy = 0
Find the general solution of the equation
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※ 发信站: 批踢踢实业坊(ptt.cc)
◆ From: 122.116.171.226
1F：推 iyenn:.....令cosy=t -siny y'=t' -> 2t+t'=0.....接下来你会..... 09/10 08:20
2F：推 fonlintw0621:分离变数法 ? 09/10 11:52
3F：→ whereisjwill:这题不是可分离变数吗? 09/10 14:15
4F：→ horse5566lee:这题超难耶 09/10 18:50
5F：推 ROCKLINTW:.........一看就知道是来乱的 = = 09/10 23:45
6F：推 a1317775:可以用分离变数法吧 09/11 14:14