作者henry9621205 (清心小子)
看板trans_math
标题[考古] 98中山物理第8题
时间Tue Jul 6 17:54:58 2010
An are shown in the figure is from point A(R,0,0) to point B(0,R,0 )
where R is the radious of the incomplete circle Given the vector field
→ -y i + x j
Ｆ = -------------- , Find the path integral from point A to point B
x^2 + y^2
我有看出与积分路径无关,可是不知道该取什麽路径,我原本取 y=0 ; 再x=0
後来才发现经原点断点
先说声谢拉!
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