Category Archives: Maths

Two Hundred and Fifty

This post will be my 250th. 250 times approximation 1,000 words. A quarter of a million words. Wow. I didn’t think that I could do it. I hit the target. I reached the summit of Everest. I ran a marathon. … Continue reading

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Parallel worlds or a Continuum?

A cursory search on the Internet doesn’t tell me one way or another if Erwin Schrodinger owned a cat. Nevertheless he could have owned a cat, so the existence of Schrodinger’s actual cat is unknown to me. David Deutsch might possible … Continue reading

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What is philosophy for?

“What is truth?” Pilate asked of Jesus. Jesus had just asserted that he had come into the world to testify to the truth. Pilate used this to close off the conversation, as he knew that truth is exceedingly difficult to … Continue reading

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A Sum of All the Parts

Consciousness is fascinating and I keep coming back to it. It is personally verifiable in that a person knows that he or she is conscious, but it is difficult if not impossible to tell if a person is conscious from … 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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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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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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