Author Archives: Bill Wadge

About Bill Wadge

I am a retired Professor in Computer Science at UVic.

Functional while loops – no, really! [1400 views]

As I’ve explained I invented and implemented a small functional language (PYFL) to test out some ideas. In particular one idea is the (oxymoronic) functional while loop. A while loop? In a functional language? “Impossible!” you snort. Well you’re wrong. … Continue reading

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PyFL Output: the magic of simple side effects [700 views]

As I’ve already explained I’ve invented and implemented an experimental functional language – PyFL (Python based Functional Language) – to try out some ideas. For example, PyFL has a full set of Variable Binding Operators (VBOs) that use a linear … Continue reading

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Monads Schmonads: Functional Input without tears (PyFL) [1700 views]

As I already explained, I’ve invented and implemented a simple functional language (PYFL) with a few interesting twists. Including a promising but simple approach to input. The basic language itself is pretty standard, except that it uses infix operators and … Continue reading

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PyFL: Putting the fun back in functional programming [600 views]

Haskell has been both a blessing and a curse for Functional Programming (FP.) A blessing because it has allowed many thousands to experience FP firsthand – by writing functional programs. They’ve discovered that it’s not that hard, that you can … Continue reading

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Dimensionality – time sensitivity [1500 views]

[This reports on research carried out in collaboration with my PhD student Monem Shennat and former student Omar Alaqeeli] Dimensionality is a big issue with multidimensional Lucid – it means figuring out which dimensions are relevant to calculating the values … Continue reading

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Intensional Logic in Context – from philosophy to technology [1200 views]

The most pervasive fallacy of philosophic thinking goes back to neglect of context. Jon Dewey What exactly is “intensional programming?” The easy answer is, programming in a language based on intensional logic. But that raises another, more important question, namely … Continue reading

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Just Funnin’ – the infamous “Cowboys” section of the Lucid book [3200 views]

[This is the infamous section of the book Lucid the Dataflow Programming Language where I make fun of everyone working on imperative languages. It was very popular but many people hated it even though no individual is named. In a … Continue reading

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Plotting Propositions – the Mathematics of Persuasion [1500 views]

Sha la la la la la laLa la laLa di daLa di da Van Morrison (Brown Eyed Girl) A lot of people have to write as part of their jobs – grant proposals, progress reports, specifications. And there are endless … Continue reading

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Wadge Degrees – the origin story [900 views]

I’m fortunate enough to have a mathematical concept named after me. And not just Wadge degrees. There’s also the Wadge hierarchy, Wadge reducibility, and the Wadge game. In fact I’ve seen people say they’re interested in “Wadge theory”. A whole … Continue reading

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Lucid – the origin story [5000 views]

I’ve already written about the origins of Lucid but that was a dry, technical, and incomplete post. Here is the real story, with all the drama and passion, the thrill of victory, the agony of defeat. Well maybe not quite. … Continue reading

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