作者johnnyzsefb (AJ)
看板trans_math
标题[考古] 交大88第八题
时间Mon Jul 2 21:13:51 2007
８．A heat-seeking particle is located at the point (2,-3) on a metal
plate whose temperature at (x,y) is T(x,y)=20-4x^2-y^2.
Find the path of the particle as it continuously moves in the direction
of maximum temperature increase.
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※ 发信站: 批踢踢实业坊(ptt.cc)
◆ From: 219.70.25.20
1F：→ johnnyzsefb:忘了说谢谢了~ 219.70.25.20 07/02 21:14
2F：推 biox:极值就在梯度方向哪~ 59.115.245.186 07/02 21:50