1

On p-reducibility of numerations

Year:
1993
Language:
english
File:
PDF, 240 KB
english, 1993
2

Remarks on retraceable, regressive, and pointwise-decomposable sets

Year:
1970
Language:
english
File:
PDF, 369 KB
english, 1970
3

Hypersimple sets with retraceable complements

Year:
1971
Language:
english
File:
PDF, 521 KB
english, 1971
14

A category of partial recursive functions

Year:
1980
Language:
english
File:
PDF, 558 KB
english, 1980
15

On multiple positive reducibility

Year:
1993
Language:
english
File:
PDF, 163 KB
english, 1993
16

A problem of Odifreddi

Year:
1989
Language:
english
File:
PDF, 245 KB
english, 1989
17

A category of enumerated sets

Year:
1984
Language:
english
File:
PDF, 439 KB
english, 1984
18

Computable numberings to which noncomputable numberings are positively reducible

Year:
1987
Language:
english
File:
PDF, 235 KB
english, 1987
19

The semilattice of computable families of recursively enumerable sets

Year:
1991
Language:
english
File:
PDF, 228 KB
english, 1991
20

A family of maximal subalgebras of R. Robinson's algebra

Year:
1977
Language:
english
File:
PDF, 217 KB
english, 1977
21

Semilattices of disjunctive and linear degrees

Year:
1985
Language:
english
File:
PDF, 325 KB
english, 1985
22

Certain properties of deducibility operators

Year:
1993
Language:
english
File:
PDF, 250 KB
english, 1993
23

m-Degrees of supersets of simple sets

Year:
1978
Language:
english
File:
PDF, 231 KB
english, 1978
24

Solvability of the∀∃-theory of a certain factor-lattice of recursively enumerable sets

Year:
1978
Language:
english
File:
PDF, 562 KB
english, 1978
25

Three theorems ontt-degrees

Year:
1978
Language:
english
File:
PDF, 582 KB
english, 1978
26

Several results on upper semilattices andm-degrees

Year:
1979
Language:
english
File:
PDF, 717 KB
english, 1979
27

Partially ordered sets of 1-degrees, contained in recursively enumerable m-degrees

Year:
1976
Language:
english
File:
PDF, 566 KB
english, 1976
28

Weak combinatorial selective properties of subsets of the natural numbers

Year:
1990
Language:
english
File:
PDF, 437 KB
english, 1990
29

Relations between reducibilities of table type

Year:
1983
Language:
english
File:
PDF, 935 KB
english, 1983
30

Relations between table-type degrees

Year:
1983
Language:
english
File:
PDF, 915 KB
english, 1983
31

Recursive-combinatorial properties of subsets of the natural numbers

Year:
1990
Language:
english
File:
PDF, 420 KB
english, 1990
32

Some lattice-invariant properties of classes of recursively enumerable sets

Year:
1988
Language:
english
File:
PDF, 404 KB
english, 1988
33

Comparison of linear reducibility with other reducibilities of tabular type

Year:
1983
Language:
english
File:
PDF, 1018 KB
english, 1983
34

Hereditary sets and tabular reducibility

Year:
1972
Language:
english
File:
PDF, 622 KB
english, 1972
35

tt- andm-degrees

Year:
1973
Language:
english
File:
PDF, 713 KB
english, 1973
36

m-Powers of simple sets

Year:
1972
Language:
english
File:
PDF, 469 KB
english, 1972
37

Almost semirecursive sets

Year:
1999
Language:
english
File:
PDF, 256 KB
english, 1999
40

e-Principal numberings

Year:
2008
Language:
english
File:
PDF, 150 KB
english, 2008
43

Hydroacoustic characteristics of mass fishes of the Ob-Irtysh Basin

Year:
2006
Language:
english
File:
PDF, 194 KB
english, 2006
48

Foundation and development of the Perm school of analytical chemists

Year:
2006
Language:
english
File:
PDF, 213 KB
english, 2006