???????

?
????5060??????13?????^?????????13??????????
??????????????????
1???
1?????????????????????????????????????Horner???????????????????????????????
2??????????????????????????????????????????
3???????????????????????????????????????????
2?????
1??Wallenberg???????Hroner??]???
2????????
3?????Horner????????
4????????????????
5???????????????????????????????
6????????(Foville?)?????????Millard-Gubler????????????Raymond-Cestan??????????


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