Category Archives: General Interest

Mathpix Snip

I came across this amazing tool that can convert images of math equations into LaTeX format. The tool can be found at https://mathpix.com/. I’ve tried on a number of texts including some not so clear and it does a fantastic … Continue reading

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Marsaglia’s MWC (multiply with carry) Random Number Generator for Object Pascal

In the past, I’ve tended to use the Mersenne Twister for generating pseudo-random numbers. This is a widely used generator because it has a very long period of 2^{19937} – 1. The one issue is that it’s not the fastest … Continue reading

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A look at the Euler’s number: e

I’ve never particularly liked the way , Euler’s number, is introduced in textbooks. Most approaches give me a very limited intuitive feel for what actually is. Modern textbooks appear to use one of four common ways to introduce e, and … Continue reading

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Another Inhibition Pathway Diagram using TikZ

Here is another pathway diagram I needed to draw using TikZ. IN this case I needed an inhibited step. This was more tricky because I needed the inhibition line to point midway to a reaction but without touching the reaction … Continue reading

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Drawing a Pathway Fragment with Inhibition using Tikz

Here is another quick pathway fragment I needed today. This won’t scale well because I’ve used some fixed dimensions eg the width of the lines and the size of the text. But these are easily adjusted if you want to … Continue reading

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Drawing a ‘Futile’ Cycle using Tikz

I was in need of a diagram of a futile cycle. I tried illustator but I didn’t have the right LaTeX fonts so the figure did blend well with the rest of the document. I decided to make one using … Continue reading

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The Confusion of Modern Textbooks – Stylistic Sugar

I’ve been looking for a textbook on statistics for a class I’ll teach in the autumn term. While the content of many textbooks might be ok the way the information is presented makes them difficult to read – at least … Continue reading

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Disappointed with Drobo 5N

I got myself a Drobo 5N to serve as a backup of my data and other work. For those who don’t know the Drobo 5N is a 5 bay network attached storage (NAS) device. What is interesting about the Drobo … Continue reading

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Windows 10: Finally a better console

The windows console (accessed via cmd) is the coelacanth of software, barely unchanged though millions of years of software evolution. But finally selection pressure has final created a new species. Today Microsoft announced the start of the Windows 10 build … Continue reading

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Roman Fort at Clunderwen?

About ten years ago, a roman road was discovered tracing a path west of Carmarthen. Currently the road is known to reach as far as Wiston where a roman fort was recently found in 2013. This was the first roman … Continue reading

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