Volume 59; Issue 1

1

Negation-Free and Contradiction-Free Proof of the Steiner–Lehmus Theorem

Year:
2018
Language:
english
File:
PDF, 364 KB
english, 2018
2

Classifications of Computable Structures

Year:
2018
Language:
english
File:
PDF, 505 KB
english, 2018
3

Invariance and Definability, with and without Equality

Year:
2018
Language:
english
File:
PDF, 445 KB
english, 2018
4

Errata

Year:
2018
Language:
english
File:
PDF, 224 KB
english, 2018