Programming is both an enjoyable and a difficult task. A seemingly small slip can introduce a serious error or create a security vulnerability. The need for, and ...
External representations are information carriers that commonly manifest in various formats, such as text, graphs, or formulas, displayed, for example, in educational resources, such as textbooks or ...
The propositional satisfiability problem (SAT) was the first to be shown NP-complete by Cook and Levin. SAT remained the embodiment of theoretical worst-case hardness. However, in stark contrast to ...
In order to provide a consistent explanation for Aristotelian modal syllogistic, this paper reveals the reductions between the Aristotelian modal syllogism I A I-3 and the other valid modal syllogisms ...
Intuitionistic logic, i.e. logic without the principle of excluded middle (P ∨ ¬ P P \vee \neg P), is important for many reasons. One is that it arises naturally as the internal logic of toposes and ...
David Corfield likes theorems that say what’s special about the real numbers — especially theorems where ℝ \mathbb{R} emerges unexpectedly at the end, like a rabbit from a magician’s hat. He enjoys ...