作者jrhudm (》谦谦《)
看板NTUBIME100HW
标题[工数] 作业??
时间Mon Sep 29 11:35:30 2008
上次的作业是什麽啊??
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※ 发信站: 批踢踢实业坊(ptt.cc)
◆ From: 140.112.247.142
1F:推 wangyc:Determine the envelope of y=cx+1/c(电脑作图和手算) 09/29 12:07
2F:→ jrhudm: ^^^^^^^^^ 这是信封的意思吗? 09/29 14:04
3F:推 hi08060204:我以为是大象 09/29 16:16
4F:推 callsobing:x=y^2/4 envelope = singular solution 09/29 18:11
5F:→ Apopo3:singular solution: 4x=y^2 (帮楼上移项一下,比较清楚~) 09/30 00:18
6F:→ jrhudm:楼上自以为 09/30 22:39