Category Archives: Uncategorized

Map Reduce for Mortals

Suppose you want the sum of the squares of the  elements of a list congruent to 1 mod 3 you can write reduce(lambda t,x t+x,map(square,filter(lambda x: x % 3 == 1,[1,2,3,4,5]))) Clear? As mud … (there are plenty of tutorials … Continue reading

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Implementing pyLucid

In a companion post I give an overview of pyLucid, a version of Lucid close to that found in the Lucid book and implemented in Python. Here is an overview of the implementation.

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pyLucid – a Lucid Interpreter Written in Python

I was  feeling energetic so I wrote a Lucid interpreter. I used Python and it turned out pretty well. Lucid has been around for donkey’s years but for a long time there’s been no public implementation. Dataflow’s making a comeback … Continue reading

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Twin Paradox Decrypted

[This is NOT original research – just a different point of view] Relativity is undoubtedly true but sure has some baffling consequences. Chief among them is the twin paradox: one twin sets out on a trip at high speed, and … Continue reading

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Double Slit Experiment No Mystery

How can you be in two places at once When you’re not anywhere at all — Firesign Theater [Note: this is NOT original research. I just read the right book] The famous double slit experiment is an unfathomably deep mystery, … Continue reading

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Free Sex Pot Bust Rap – Introduction to Noun Talk

The title of this post is a real headline from the Berkeley Barb (many years ago). It made quite an impression on me at the time though it’s not clear what it means. I believe it was a discussion of … Continue reading

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Math: the Greatest Story Ever Told

What exactly are mathematical objects like π and the unit circle? In what sense do they exist? In the last post I proposes neofictionalism, the idea that the mathematical universe is a collective fiction (like Lord of the Rings, Star … Continue reading

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