[理工] [工數] 91清大工數

[AAJJBurnett (叫我投手)]

 Conformal mapping (10%)

 Find a linear fractional transformation that maps |Z|≦1 onto

 |W|≦1 such that Z=i/2 is mapped to W=0 and sketch the image

 of the lines X=constant and Y=constant.

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