K2, ????? ? ?? ??? ‘??? ???’ ??
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○…???? ??? K2? ???? ??? ???? 17?? ??? ‘??? ???(Optimal Prime)’? ????? 3? ???.
??? ???? ???? 4???? ??? ???? ??? ??? ?? ????, ????? ???? ?? ??? ????? ?? ?? ??? ??? ???? ???? ??? ?? ?? ??? ????? ?? ??? ???? ????. ?? 360? ? ?? ??·?? ??? ?? ???? ????? ???? ??? ??? ???? ??? ??? ????.
??, K2? ??? ??? ??? ??? 3? 3??? 12??? ‘??? ??? ???’? ????. ???? ??? ??? ???? ???? ????? ??? K2 ?? ??? ? ????? ?? ?? ????.
○…???? ??? ?????? ‘??? PFS ???’ ???? ?? 12??? ????? ???.
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?????? ???? ?? ?? ??? ???? ? 15?? ???? ???? ‘??? PFS ???’? ?? ??? ? ? ?? ??? ????. ?? ?? ? ??? ?? ?? ? ??? ??? ????? ?? ????? ??? ? ???, ???? ?? 14? ??? ????.
???? ?? ???? ? ‘??? PFS ?? ???’? ‘??? ?? ???’? ?????? ???? ‘??? ? ???’? ??? ?? ?? ????, ??? ???? ???? ????.
???? ??? ?? realistb@donga.com