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  1. J

    Quantitative Interview questions and answers

    First A(t) is a periodic function with period 12, any t value which is not between 0 and 12 is converted to t'=mod(t,12) and A(t) = A(t'). Second t=[t]+{t} for t>0, where [t] means the largest integer less than t and {t} means the decimal part of t. We use alpha to measure the angle between the...
  2. J

    Quantitative Interview questions and answers

    I do not think your answer is correct. Look at simple case where n=3, k=2. Just enumerate all the possible cases, you will see it should be 6. But your answer is 3. And for n=4,k=2, the answer is 14, but yours is 24. The answer should be nPk*k!*k^(n-k)/Q(n,k), where Q(n,k) is the recount...
  3. J

    New Quantnet members say hi

    God, just one day so many replies!
  4. J

    New Quantnet members say hi

    New member says 'hello' to all members Hello all, I am glad to join this community. Hope I will make a lot of friends here. I am looking for a position for quant and the job market now is ... I will appreciate if any one would help me to pass my resume. I am phd in math and...
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