# laovultai

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# 151 Questions

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### How to show that $\hat{e}_m(k) = e^{-2 \pi mk/N}$ for all k?

feb 1 '12 at 5:24 Michael Chen 2,109

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### How to show that $u_l(0)= \frac{1}{\sqrt{2}}$, $u_l(1)= \frac{1}{\sqrt{2}}$ and $u_l(n)= 0$ for $2 \leq n \leq (\frac{N}{2^{l-1}}-1$ $\dots$

dec 30 '10 at 18:37 Arturo Magidin 184k

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### How to get $v$ as a function of $u$, when $f(x,y)=u(x,y)+iv(x,y)=2x+y+i(3y+x)$?

feb 18 at 21:12 laovultai 1,175

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### How to show, that $u_x=2x=v_y$ and $v_x=2y=-u_y$ are continuous

oct 28 '13 at 17:03 Cameron Williams 9,807

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### How to define eg. fibonacci polynomials by iteration? Is it possible?

sep 19 '13 at 15:14 laovultai 1,175

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