#EverydayMaths Apparently it's National Numeracy Day. So here are a couple of examples of how an experienced mathematician might go about mental arithmetic. The first one is to multiply 29 by 35. To multiply two close numbers, it is often helpful to use ... 1/

Wow, Patrick Cozzi just pointed out to me that there's a Humble Bundle of computer graphics books! $8 for Ray Tracing from the Ground Up, OpenGL Insights, and Real-Time Shadows (and many more) is a pretty great deal: humblebundle.com/books/computer…

Shutterstock only returns 1 image if you search for "nginx"

We're all revved up for MotoFest Coventry this weekend! 🚘🏎️ Thrilling motorsport, heritage displays, global street food, live music and more - check out their website for everything you need to know about what's happening (& it's free!) socsi.in/motofest_oF7nO

Off to UK Games Expo with the (slightly reluctant) family for the first time...

This impressive lunar occultation of Saturn, captured by Jan Koet on May 22, 2007, gives you an idea of the real time speed of astronomical events observed through a telescope buff.ly/2jjwlTO

Raspberry Pi 4 is here! A tiny, dual-display desktop computer, with three RAM variants to choose from, and all the hackability you know and love. On sale now from the familiar price of $35: raspberrypi.org/blog/raspberry… #RaspberryPi4

The Ray Tracing in One Weekend book series is now available online, free for all! We've updated the books quite a bit, with fixes, additions, better math typesetting, updated source, and more. • Web site: raytracing.github.io • GitHub: github.com/raytracing/ray…

I know we've been going on about #Venus and the #Pleiades this week, but tonight it's set to be really spectacular. Tonight the planet will appear as though nestled among the famous star cluster. See it with the naked eye or a modest pair of binoculars: skyatnightmagazine.com/advice/skills/…

Just finished ’The War of the Worlds’ - one of the best books I’ve read in a long while. Feels very timely...

Web dev in a nutshell 😁

Ouch.

Second Edition of A Programmer’s Introduction to Mathematics jeremykun.com/?p=117532

I'm excited to announce in partnership with the @NVIDIA Deep Learning Institute that the Graphics Codex is now a free online computer graphics rendering and ray tracing textbook at graphicscodex.courses.nvidia.com The programming projects run everywhere and are accelerated on RTX GPUs.

We're creating a network of walking routes that connect all of Great Britain’s towns and cities. Up for helping? #SlowWays is now live > slowways.org 📣 Thanks to Jess Mountfield and Jo Riley for volunteering to make this animation for us. 💚 Where will you go? 🐌

Just reviewed my first #SlowWays walk - Stoneleigh to Coventry. An enjoyable walk overall - I’m looking forward to do more :)

I cannot believe this is a real question in a legitimate UK Government survey. Even ignoring the typos etc: this would fail KS3 statistics because even 12 year olds know those are some leading responses. gov.uk/government/con…

Thank you Ma’am, for everything.