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Spin

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Posts posted by Spin

  1. Is anyone around hear who helps me?

    I need an article which is writen in

    Wourld's Poultry Science Journal 1996. Vol.52 page:309

    I send mail to its author but he(Kidd M.T.) didn't answer me.:mad:

    Could anyone send me its PDF/photo.

    thanks very much:-)

  2. is there anyone around here who helps me?

    i want some picture of onion epiderm cells for my lecture.i searched but cant find any suitable picture.:embarass:

    where can i find some pictures.

    thanks in advance.

  3. if y_1 and y_2 are the answers of this equation:

    (d^4 y/dx^4) + 4 y = f(x)

     

    then what's y_2 - y_1?

    I used laplace Transform!

     

    Thanks in advance

  4. how to solve this: sin(z)= i

    where z =x+iy.

     

    (or if we have sin(z) = ni where n belongs to N(natural number) in general.

    It's a question of a quiz and I don't know what kind of equation it is)

     

    Thanks in advance

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