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History and philosophy of mathematics, biographies of mathematicians, mathematics education, recreational mathematics, communication of mathematics.
4
votes
How did ancient greek geometers represent solids?
Below is a dodecahedron, dated to the 1st century, with faces labeled by the Greek alphabet. It's a figure from "A Dodecahedron of Rock Crystal from the Idaean Cave and Evidence for Divination in the …
19
votes
Papers that debunk common myths in the history of mathematics
I like this question very much - many popular history of mathematics books seem filled with legends more than history.
I would expand the question "What are some good papers that debunk common myths. …
4
votes
0
answers
130
views
Curiosity about "conditional trig identities"
Perhaps this should be cross-posted on Math Stackexchange, but it came up in the context of some research mathematics (quaternion orders, etc.) In this context, I have three angles $\alpha, \beta, \g …
12
votes
Historical use of figures in geometry
Maybe this isn't an answer, but below is a photograph of the tablet BM15285 (British Museum catalog #15285). It's a series of geometry problems, from c.1800 BCE (+/- 200 years?). There are plenty mo …