圖片參考：http://i923.photobucket.com/albums/ad74/w_khs/hk_hlma.gif
(i.e. to find out what conditions f must satisfy in order that such a g exists)
更新1:
Correction: polynomials consist of non-negative integral powers of x Extra: (Furthermore, what if f is a "extended" polynomial consisting of all integral powers?)
更新2:
I would appreciate it if you can send a copy of the original, uncompressed version (.pdf/.doc would be preferred) to my email (see your mailbox).
