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  1. ...: lim(N→∞) (1/N) Σ(n=1 to N) exp( ik (x+nα)) = (1/(2π)) ∫[-π, π] exp(ikt) dt = 1 if k = 0, and 0 otherwise. ...

    1 Answers · Science & Mathematics · 28/10/2010

  2. ...they should equal each other when multiplied if GH = 8, JI = 8, IK = 2, what is GI 8x=16 x=2 GI=2

    3 Answers · Science & Mathematics · 13/06/2008

  3. math·e·mat·ics [math-uh-mat- iks ] noun 1. ( used with a singular verb ) the systematic treatment of magnitude, ...

    2 Answers · Science & Mathematics · 28/01/2014

  4. ...integrand has singularities at z^2 = i ==> z = [e^(πi/2 + 2π ik )]^(1/2) = ±(1 + i)/√2. So, z^2 + i = (z - (1 + i)/√2)(z + (1 + i)/√2...

    1 Answers · Science & Mathematics · 18/11/2013

  5. ...and B = (b_ij). Then AB = (c_ij), where c_ij = ∑(k = 1, n) a_ ik b_kj. Hence |AB| = ∑(p ∈ Sn) sign(p) c_1p(1) ••• c...

    3 Answers · Science & Mathematics · 17/10/2013

  6. ... in terms of i and j. For instance a_ij not equal to a_ ik if j not equal to k. That says you don't get the same ...

    1 Answers · Science & Mathematics · 23/01/2015

  7. technically speaking it`s 3.125 hours :P which is 3 and 1/8 and 1/8 of an hour is 7.5 minutes so that means it`s 3 hours 7 minutes and 30 seconds to calculate you multiply .125 by 60 and that will give you minutes

    7 Answers · Science & Mathematics · 26/01/2013

  8. ...2), but also as e^(5iπ/2), e^(-3iπ/2), e^(9iπ/2), and in general, e^(iπ/2 + 2π ik ) for any integer k. This is a consequence of the fact that angles...

    6 Answers · Science & Mathematics · 24/03/2007

  9. ... 5th roots of both sides, we have z + 1 = z * e^(2π ik /5) with k = 0,1,2,3,4 [noting that e^(2πi/5) is a primitive ...

    2 Answers · Science & Mathematics · 27/09/2013

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