I must follow the fashion here at Scienceblogs, so there is now a group for Deltoid readers on Facebook.
More like this
As promised a little while ago, I've copied everything here and shut down the old blog. I've set up redirects so links to the old blog end up at the right place. Links to
Since everyone else here was putting up banners, I created a banner for my blog. The text and figure come from Chapter 8 (The Deltoid) of EH Lockwood's A Book of Curves (1961).
A deltoid is the concave triangular curve formed when a small circle rolls around the inside of a circle th
This is my last post ever here. My blog has moved to http://scienceblogs.com/deltoid/ where I will join some fantastic bloggers at ScienceBlogs.
I know this makes me a dinosaur, but I am not on facebook and do not intend to be on facebook!!!
I'm not surprised John is Cross, he's so far behind the times!
Michael: I am only Cross because I had to give up my sliderule.
I know this makes me a dinosaur, but I am not on facebook and do not intend to be on facebook :(