Author Archives: JBL

“Administrative leave”

So one of the things that has happened in the course of my lifetime is that now everyone carries cameras around with them all the time. And this has a bunch of not-necessarily-foreseen effects, some good and some not good. … Continue reading

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Tomoko Fuse’s origami units

On the suggestion of an acquaintance, I got a book of Tomoko Fuse’s from the library.  She has some very nice modules.  I have mostly been experimenting with the one she calls “convex hexagonal ring solid” — if anything, it … Continue reading

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“Dialogues on mathematics” by Alfred Renyi

For various reasons I have recently been reading a bunch of books broadly addressing the theme “what is mathematics?”  (Linderholm was accidentally a lead-in, and clearly belongs in the category.)  This one is a short (under 100 pages) and snappy read, … Continue reading

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“Mathematics Made Difficult” by Carl E. Linderholm

I have seen attributed to Halmos (Linderholm’s advisor) the description of this book as an in-joke to the mathematical community, and that’s about right: I don’t think it would be possible to explain why it’s funny to someone who doesn’t … Continue reading

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“The Table Comes First” by Adam Gopnik

In the preface, Gopnik writes, “We shouldn’t intellectualize food,” and on that count I think the book is a failure; as a result, some chapters are something of a slog. But others are wonderful.  (They vary quite a lot in … Continue reading

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West Virginia teacher strike

So, West Virginia teachers (some of whom are unionized, but whose unions are not recognized by the state) have been on strike for a week, continuing even after their union leadership struck a deal with the governor.  (The strikers fear, … Continue reading

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“Modular Origami Polyhedra” by Lewis Simon, Bennett Arnstein, and Rona Gurkewitz

Haven’t had an origami post in a while!  This book was as Christmas gift.  It consists of an assortment of instructions for modular origami: about ten different versions of the Sonobe unit, a variety of cube-based units they call the … Continue reading

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