Monthly Archives: October 2022

tɛɹəɹɪst

Say what…?

That spells terrorist, or tɛɹəɹɪst if you want to know its correct English pronunciation. The word is on the lips of everyone in presidential office, in each government, on police forces and in military all over the globe. It is used by democracies, dictatorships, military juntas, and autocracies the like. Anyone my age may remember that such was not the case for thirty or forty years ago. What happened? Continue reading →

Cantor’s Continuum Hypothesis

One of the most important mathematical objects is the set with its many useful properties. We can look at the size of the set by wondering how many members it embraces. The answer obviously can be found by counting them.
Then we can take another set and compare its size with the first one, again by counting the members. We call this size the cardinality of the set. Continue reading →