1

On the single axioms of the protothetic. I.

Year:
1960
Language:
english
File:
PDF, 2.12 MB
english, 1960
2

A note concerning the axiom of choice.

Year:
1960
Language:
english
File:
PDF, 125 KB
english, 1960
6

A set-theoretical formula equivalent to the axiom of choice.

Year:
1962
Language:
english
File:
PDF, 238 KB
english, 1962
7

On the single axioms of protothetic. III.

Year:
1961
Language:
english
File:
PDF, 1.42 MB
english, 1961
11

Note on a Problem of Paul Bernays

Year:
1955
Language:
english
File:
PDF, 385 KB
english, 1955
13

Classification of Reasoningsby Kazimierz Ajdukiewicz

Year:
1956
Language:
english
File:
PDF, 305 KB
english, 1956
14

On the Unverifiable Assumptions of Scienceby Henryk Mehlberg

Year:
1950
Language:
english
File:
PDF, 253 KB
english, 1950
16

Epistemology and Semioticby Kazimierz Ajdukiewicz

Year:
1950
Language:
english
File:
PDF, 350 KB
english, 1950
17

Certain extensions of modal system $S4$.

Year:
1970
Language:
english
File:
PDF, 1.85 MB
english, 1970
18

Many-Valued Logicsby J. B. Rosser; A. R. Turquette

Year:
1955
Language:
english
File:
PDF, 761 KB
english, 1955
19

Modal system ${\rm S}4.4$.

Year:
1964
Language:
english
File:
PDF, 728 KB
english, 1964
20

An equational axiomatization of associative Newman algebras.

Year:
1972
Language:
english
File:
PDF, 379 KB
english, 1972
21

A note on the generalized continuum hypothesis. III.

Year:
1963
Language:
english
File:
PDF, 588 KB
english, 1963
22

A note on Prior's systems in ``The theory of deduction''.

Year:
1964
Language:
english
File:
PDF, 216 KB
english, 1964
24

Certain formulas equivalent to the axiom of choice.

Year:
1961
Language:
english
File:
PDF, 585 KB
english, 1961
26

Note on Zeman's modal system $S4.04$.

Year:
1970
Language:
english
File:
PDF, 203 KB
english, 1970
28

A short equational axiomatization of orthomodular lattices.

Year:
1976
Language:
english
File:
PDF, 310 KB
english, 1976
29

A note on modal systems.

Year:
1963
Language:
english
File:
PDF, 213 KB
english, 1963
30

A new axiomatization of modal system ${\rm K}1.2$.

Year:
1973
Language:
english
File:
PDF, 168 KB
english, 1973
32

A proper subsystem of ${\rm S}4.{\rm O}4.$.

Year:
1971
Language:
english
File:
PDF, 298 KB
english, 1971
33

A note on the generalized continuum hypothesis. I.

Year:
1962
Language:
english
File:
PDF, 401 KB
english, 1962
34

Remarks about axiomatizations of certain modal systems.

Year:
1964
Language:
english
File:
PDF, 834 KB
english, 1964
35

Concerning the quantifier algebras in the sense of Pinter.

Year:
1973
Language:
english
File:
PDF, 593 KB
english, 1973
37

A new postulate-system for modular lattices.

Year:
1975
Language:
english
File:
PDF, 378 KB
english, 1975
38

On the propositional system $A$ of Vučković and its extension. I.

Year:
1964
Language:
english
File:
PDF, 1.18 MB
english, 1964
39

The axioms for latticoids and their associative extensions.

Year:
1976
Language:
english
File:
PDF, 489 KB
english, 1976
40

On the propositional system $A$ of Vučković and its extension. II.

Year:
1964
Language:
english
File:
PDF, 1.47 MB
english, 1964
41

A new formalization of Newman algebra.

Year:
1972
Language:
english
File:
PDF, 787 KB
english, 1972
42

A theorem of Sierpiński on triads and the axiom of choice.

Year:
1964
Language:
english
File:
PDF, 632 KB
english, 1964