Suppose we have a polynomial f(x) with real coefficients {a0,a1,...,an}of degree n unknown, we could input x and get the output f(x). 1. What is the minimum trials of input to get all coefficients? 2. What if all coefficients are integers? 3. What is all coefficients are positive integers?
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Personal background
Questions are almost exclusively quizzes, brain teasers, some logic, some (fewer than expected) about programming or real science/research, no real opportunity to talk about the daily work/atmosphere etc. Always slightly pushy.
Explain how neural networks and backpropagation work.
Calculate the volume of an area, enclosed by two regions given by: x^{2} + y^{2} <= 1, y^{2} + z^{2} <= 1
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What kind of data would you imagine we work with when predicting stock prices?
Standard quant interview problems
Simulate fair coin with unfair coins
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