Month: October 2011

5, 4, 3, 2, 1 Things About Carla Sinclair

Everyone remembers when Craftzine was CRAFT magazine, right? Our print edition’s founding editor was Carla Sinclair, a crafty mother of two beautiful daughters, and wife to MAKE Editor-in-Chief Mark Frauenfelder. Carla’s introduction to the DIY lifestyle began when her family lived on Rarotonga and she made dolls with her daughters from found objects. Life on […]

Topology Tuesday:  Klein’s Quartic

Topology Tuesday: Klein’s Quartic

If you are looking for a subject likely to inflame the hearts of mathematicians, make them slightly weak in the knees, and induce some distinctly poetical sentiments, Klein’s Quartic, first described by German mathematician Felix Klein in 1878, seems like a pretty good bet. Though the surface itself, per Wikipedia, “does not have a (non-trivial) 3-dimensional linear representation,” several prominent math-bloggers have produced models, projections, and plain-language written explanations attempting – and doing a pretty good job of it, IMHO – to communicate their passion for the construct…