Category Archives: General

The End of (Western) Civilisation

In much of the world capitalism holds sway and there is no denying that, as an economic and social system) it has benefited humanity to a great extent. It has built the great global technological empires that give residents in … Continue reading

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Photography, Ancient and Modern

When I looked up the date when photography was invented I was surprised that it was first tried in 1800, if you allow the word to mean the capturing by some means or other an image created by some means … Continue reading

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The Space Between the Stars

Space is big. The Voyager spacecraft (Voyager I and II) were launched in 1977 and are, forty years later, only just entering interstellar space. Though the exact point at which space becomes “interstellar” is debatable. The Voyagers will take 40,000 … Continue reading

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Capitalism

A free market is one in which there is no government, monopoly or other authoritative interference in the workings of a market. However there is in practise no such thing, as there are always constraints on a market from one … Continue reading

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Simple Arithmetic

There periodically appears on the Internet an arithmetic type of puzzle. Typically it will be a string of small natural numbers and a few arithmetic operations, such as “3 + 7 x 2 – 4” and the task is to … Continue reading

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Here be Dragons

Dragons, big scaly fire breathing reptiles. So many of our folk tales and even many modern tales include dragons as an important component, usually as a hostile force. Of course in many tales the dragon is merely a device to … Continue reading

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Let’s be Rational – Realer Numbers

Leopold Kronecker said “God made the integers, all else is the work of man”. (“Die ganzen Zahlen hat der liebe Gott gemacht, alles andere ist Menschenwerk”). However man was supposedly made by God, so the distinction is logically irrelevant. I … Continue reading

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