Recent content by jose_peeter

  1. J

    Fourier series of complex numbers with diffrent limits of integration?

    I just have one problem, the integral limits cannot be -2 to 2 because f(t) is 0 from -2 to 0. so limits effectively reduce to 0 to 2. this is the original problem i was facing. so how do i do it now? if i assume the f(t) to be 1 from -2 to 2. then it is WRONG. please help me, this subject is...
  2. J

    WHAT IS THIS Phase Spectrum of this function.

    I mean the graph of the PHASE against the frequency what you have suggested is the magnitude against frequency. when you do it. please don't just show the graph, i know the answer but don't understand how to get it. my doubts and questions i have asked in previous post above thanks
  3. J

    WHAT IS THIS Phase Spectrum of this function.

    dear all, after doing a complex Fourier series on a function. i am asked to find and graph the magnitude and phase spectrum of a function. now to cut the long story short. let's say we arrived a Fourier series like this. = \sum_{i=-∞}^{∞} \frac{1}{npi}sin...
  4. J

    Fourier series of complex numbers with diffrent limits of integration?

    hi, i don't understand what they say in wikipedia or what LCKURTZ is saying. Can you please show me IN MATHEMATICS(not words, thank you) by choosing your own suitable inteval for the EXACT example above. sorry i am demanding a lot of work but, please you should know that i...
  5. J

    Fourier series of complex numbers with diffrent limits of integration?

    Fourier series of complex numbers with diffrent limits of integration? Dear all, i don't know how to simplify a COMPLEX NUMBER Fourier series with LIMITS OF INTEGRATION that are not complementary. I MEAN limits LIKE this X to -X being easy to solve and SIMPLIFY but Not X to -Y or...
  6. J

    Need Help with Fourier Transforms? Urgent Assistance Available!

    dear vela, thanks you for your prompt response. the question f(t) = ( 1 - 1/t ) 0 <= t <= 2 ( 1 + 1/t ) -2 <= t <= 0 ( 0 ) otherwise is doable and has the following answer. ( 1 - cos(2ω) ) / ω^2 next MY ATTEMPT on the first two questions. f(t) = ( e^-t...
  7. J

    Need Help with Fourier Transforms? Urgent Assistance Available!

    Fourier transform help urgent? dear friends, sorry to bug you all with things that are lengthy and rather tedious. please help me solve these questions if possible. i have tried them but i just can't do the integrals. please help FIND THE FOURIER TRANSFORMS OF THE FOLLOWING. f(t) =...
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