Mathematics
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Day 229 – Saturday Guest: kitwallace and Programming Polyhedra
Day 229 – Saturday Guest: kitwallace and Programming Polyhedra 500 347 mathgrrl

Today’s post is contributed by Chris Wallace, also known as kitwallace on Thingiverse, and author of The Wallace Line. He is the creator of the Rolling Knot, Mobius Strip, and…
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Day 227 – Penrose Snap Tiles
Day 227 – Penrose Snap Tiles 640 480 mathgrrl

Today we printed emmett’s Penrose Snap Tiles on Thingiverse, which are a genius-level modification of the already awesome Penrose P3 Tiles by pleppik. The genius is the excellent snap-together design that at…
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Day 225 – Hilbert cubes
Day 225 – Hilbert cubes 640 480 mathgrrl

Today’s print is sushiyaki’s Hilbert block model on Thingiverse. This model is great because it prints without any supports at all, and some of the gaps between the paths even…
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Day 220 – Dragon Curve
Day 220 – Dragon Curve 640 480 mathgrrl

Today we were very excited to print Henry Segerman‘s stunning Developing Dragon Curve model. Henry sent us the file for the model so we could print a small test run of it before…
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Day 219 – Chmutov-Schwartz minimal surface
Day 219 – Chmutov-Schwartz minimal surface 640 480 mathgrrl

Today we printed elgolem’s Chmutov-Schwarz minimal surface model on Thingiverse, in honor of George Hart‘s wonderful bouncy circle sculpture from G4G11. Thingiverse link: http://www.thingiverse.com/make:72978 Settings: To print this object we had to convert…
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Day 218 – Poly/giraffe bracelet
Day 218 – Poly/giraffe bracelet 640 480 mathgrrl

Today we designed a bracelet by using TopMod to extract a ring of irregular pentagons from the center of a Pentagonal Hexacontahedron wireframe (our “giraffe polyhedron” from Day 194). We made small…
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Day 217 – Customizable Tree
Day 217 – Customizable Tree 640 480 mathgrrl

Today we printed the Customizable Tree from Thingiverse. A lot of my students at JMU 3-SPACE try to print trees from Marissa’s Tinkercad community shape script or other sources, but those…
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Day 216 – Tiling space with a weird squiggle
Day 216 – Tiling space with a weird squiggle 640 480 mathgrrl

I’ve been having fun watching the math that Mike Lawler (@mikeandallie on Twitter) and his kids discuss on video at their blog mikesmathpage, and thinking about how to get my…
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Day 215 – Great Dodecahedron from Generated Polyhedra Code
Day 215 – Great Dodecahedron from Generated Polyhedra Code 640 480 mathgrrl

Today’s print is a Great Dodecahedron designed by kitwallace, author of The Wallace Line blog and master constructor and compiler of polyhedra. He’ll be guest-posting later to talk about his OpenSCAD polyhedron…
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Day 212 – Stylized Catalan Wireframes and full how-to-do-it
Day 212 – Stylized Catalan Wireframes and full how-to-do-it 640 480 mathgrrl

Our Catalan Wireframe Polyhedra series is finally complete! Here is the whole happy family of thirteen: Settings: MakerWare .3mm/low with support-reducing custom slicing profile, on a Replicator 2. We printed…

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