cosw=0→Vk= 2k+zk=01,22n-1 2n sinnv = 5=jch(u+jv)=-shu-sinv+jchu.cosv S =-sha.sin jcha-cos 2k+1π 2n 2n k=0,1,2,.,2n-1 重 ( ) sh a n nv u k n n k nv v k k ÷ = ø ö ç è æ = Þ = = - + = Þ = - e e p 1 1 1 sin 0,1,2, ,2 1 2 2 1 cos 0 1 L s = jch(u + jv) = -shu ×sin v + jchu ×cos v ( ) ( ) 0,1,2, ,2 1 2 2 1 cos 2 2 1 sin 1 = - + + × + = - × + k n n k jcha n k s sha k L p p