The Mathematics that Counts Combinatorial mathematics is concerned with selecting, arranging and counting objects...
Arithmetic by Computer and by Human Long multiplication, long division and logarithms are, for many, dim-remembered...
Making Software 'Correct by Construction' Is it possible to build software so that you know that is is correct? How could this be done? Has anyone tried? What would it cost?
Time for a Change: Introducing irreversible time in economics An exploration of the remarkable consequences of using Boltzmann's 1870s...