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calculate convolution

to calculate the convolution.. I know how to divide it into intervals. but i don't know how to set the integration limits. i 've been working on it for 10 hours and become wrong results. can anyone help? what would be for example the integration limits for the interval [-0.5,0]

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I have found the right way to solve the problem. the Limits can be calculated as in this website explained. follow the Link: schlembach-verlag.de/pdf/283/Fliege_SuS_Leseprobe1.pdf a tool to help you visualise the convolution is in the following link: maxwell.ict.griffith.edu.au/spl/Excalibar/Jtg/Conv.html –  Jooan Hussain May 6 '12 at 18:37
    
You can add an answer to your own question and accept it so the question can be marked as answered. –  joriki May 8 '12 at 20:36
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I have found the right way to solve the problem. the Limits can be calculated as in this website explained. follow the Link: schlembach-verlag.de/pdf/283/Fliege_SuS_Leseprobe1.pdf a tool to help you visualise the convolution is in the following link: maxwell.ict.griffith.edu.au/spl/Excalibar/Jtg/Conv.html

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