A John Fountain Production: João Araújo in Tales in Semigroup Theory
Fountainfest "Semigroups, categories and automata", a conference celebrating John Fountain's 65th birthday and his mathematical achievements, University of York, UK
The well known cry "Cuba: independencia o muerte" inspired many books and movies. In this talk we are going to recall another cry that inspired a number of mathematical tales in semigroup theory. This remarkable cry was nothing less than "Poland: Independence or York".