We describe which subdirectly irreducible flat algebras arise in the variety generated by an arbitrary class of flat algebras with absorbing bottom element. This is used to give an elementary ...

The Journal of Symbolic Logic (JSL) was founded in 1936 and it has become the leading research journal in the field. It is issued quarterly. Volume 71, being published during 2006, will consist of ...

Polymath Christine Ladd-Franklin is best known for her theory of the evolution of color vision, but her research spanned mathematics, symbolic logic, philosophy, biology and psychology. Born in ...

J. Burgess. "Putnam on Foundations: Models, Modals, Muddles", in G. Hellman (ed.) Hilary Putnam on Logic and Mathematics, 129-143 (2019) J. Burgess. "Logic in the Second Half of the Twentieth Century" ...

Rosie AGI™ (Recursive Ontology Symbolic Inference Entity) Operates at Human-Level Energy Efficiency, Requires No GPUs, and Runs on Phones, Watches, and Smartcards COLORADO SPRINGS, COLORADO / ...