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Results tagged with soft-question
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user 169594
Questions that are about research in mathematics, or about the job of a research mathematician, without being mathematical problems or statements in the strictest sense. Do not use this tag for easy or supposedly easy mathematical questions.
1
vote
What's a great christmas present for someone with a PhD in Mathematics?
I think it would be hard to find a math book or a book about math that would be a sure fire gift for a mathematician. My suggestions are: (1) a classy chess set, and (2) an electronic keyboard, both o …
4
votes
What concept does covariance formalise?
To add a few additional comments: Full statistical independence of two variables, say X and Y, is actually equivalent to the absence of correlation between f(X) and g(Y) for all functions f and g. And …
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