In the A-calculus, there is a standard notion of what terms should be considered to be "undefined": the unsolvable terms. There are various equivalent characterisations o...
Zena M. Ariola, Richard Kennaway, Jan Willem Klop,...
We define the notion of ordinal computability by generalizing standard Turing computability on tapes of length ω to computations on tapes of arbitrary ordinal length. The general...
Like programs, programming languages are not only mathematical objects but also software engineering artifacts. Describing the semantics of real-world languages can help bring lan...
Since the concept of autopoiesis was proposed as a model of minimal living systems by Maturana and Varela, and applied to social systems by Luhmann, there has been only a few math...