Expressif is the variable substitution syntax combined with a library of predicates and functions. Initially designed for NBi.io, Expressif allows you to define variables, transformations of these ...

Over the last few newsletters, we reviewed functions in HANA and their SQL equivalents. Our last in this series is predicates to filter your data. I'll be referring to both the functions and types and ...

This is concerned with use cases like "How do I select all the paragraphs before the first H2?" or "How do I select items between and ?". Currently in the draft spec ...

Abstract: We study predicate logic that is interpreted in Kripke models similarly to intuitionistic logic except that the accessibility relation of each model is not necessarily reflexive. Unlike in ...

AXIOMS AND PREDICATE CALCULUS An axiom is a statement that everyone believes is true, such as "supply equals demand" or "the only constant is change." Mathematicians use axiom to refer to established ...