In about half an hour, UK pass, starting at 19:13:21, duration 28 secs, visible, Magnitude -1.1

The meaning of "whole number" is not universally agreed upon. If you use it, take care to say which kinds of integers you mean by it.

@christianp Hiya - in my paper on pi from a bouncing billiard ball, the references to the paper are broken.

Here's the thing I wrote:

Here's the correct reference:

My latest bloggy thing - The Rope Around the Earth - refined.

Comments, criticisms, feedback, and undiluted praise all invited.

Every bigot peddling the myth that 'parents are making kids transition because they're scared of them being gay' ignore the fact that so many of us endured years of parents literally saying "I could have handled you being GAY, but not *THIS*".

You know nothing about us, shut up.

Don't anthropomorphise computers - they hate that.

I've lived in the UK for more than 12 years. I've spent 5 years paying tax and NI. I drive on a British licence, I attend an English university. My home and family are here.
Could someone explain why I should pay £65 for bullshit I never got a vote on in the first place? #Brexit

Did Quantum Mechanics exist before someone observed it?

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If you can walk away from a landing, it's a good landing. If you use the airplane the next day, it's an outstanding landing. -- Chuck Yeager

All models are wrong, but some are useful. -- George Edward Pelham Box

Ten minutes messing around in other people's contracts and I'm keenly aware of how hard it is to manipulate a word document without a mouse. I find this especially irritating because I'm still technically editing a text document. #CircusAdmin #GripeOfTheDay #PlainText

The Axiom of Choice is obviously true; The Well Ordering Principle is obviously false; and who can tell about Zorn's Lemma? -- Jerry Bona

@ColinTheMathmo Raising his hand. I still use RSS to follow my favourite website and actually I rarely go back to a site that do not have any.

@ZikZak @ColinTheMathmo If nobody used RSS any more, people might finally stop writing articles about how people don't use RSS any more, but there was another one earlier this month.

Now woven properly into my blog, and RSS feed updated - does anyone still use those?

Anyway - The *Other* Rope Around The Earth problem:

As always, thoughts, comments, suggestions, and undiluted praise most welcome. Comment here, or via the box on the page.

hello friends! one of my dear tumblr darlings is interested in joining mastodon, and I was wondering if there are servers out there for people with an interest in poetry and writing? thanks a lot!

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A Mastodon instance for maths people. The kind of people who make \(\pi z^2 \times a\) jokes.

Use \( and \) for inline LaTeX, and \[ and \] for display mode.