2 RECURSIVELY ENUMERABLE SETS OF INCOMPARABLE DEGREES OF UNSOLVABILITY (SOLUTION OF POSTS PROBLEM, 1944)

被引:128
作者
FRIEDBERG, RM
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D O I
10.1073/pnas.43.2.236
中图分类号
O [数理科学和化学]; P [天文学、地球科学]; Q [生物科学]; N [自然科学总论];
学科分类号
07 ; 0710 ; 09 ;
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页码:236 / 238
页数:3
相关论文
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POST, EL .
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Rogers H., 1957, THEORY RECURSIVE FUN