The hardest step to solve Hilbert’s tenth problem is to prove that the exponential rela-tion is Diophantine. In the stu......

Hilbert’s sixth problem “The mathematical treatment of the axioms of physics” is a century-old problem that still pla......

The notion of preordering, which is a generalization of the notion of ordering, has been introduced by Serre. On the oth......

The author recently published a paper which claimed that an ordinal interpretation of numbers had limited applicability ......