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Authoritarianism

Climate Change Protests

Yet another climate protest against our use of fossil fuels. Spokes-persons berate us over air-waves driven by generated electricity carried by steel pylons cemented into the ground. They sit in a studio with its array [more…]

OldTrout, Going Postal
Mathematics

Commutativity

A binary operation is said to commute if the order of the operands does not alter the result. In the real numbers, , the following commutative laws hold : for all for all Although these [more…]