Yesterday marked the second anniversary of my blog, and today is the 239th birthday of the U.S. In celebration of Independence Day, I want to explain what matroids are. Matroids were invented by Hassler Whitney (and independently by Takeo Nakasawa) to abstract the notion of linear independence from vector spaces to a much more general […]
I should like to argue that the axiom of determinacy is true for all games having a small payoff set. In particular, the size of the smallest non-determined set, in the sense of the axiom of determinacy, is the continuum; … Continue reading →
Siri's response to math question makes Cookie Monster sad, iPhone users sadder: Geoff Herbert:Twitter exploded Monday night as iPhone and iPad users learned their Apple voice assistant has a pretty snarky response to a simple math question.
Aside from the standard multiplication algorithm we know, and the Line Multiplication which I already discussed, there is another method that we can use to multiply. This is called lattice multiplication. We can do this in multiplying 2-digit by 2-digit numbers but it can be expanded to numbers with higher number of digits. The steps […]
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