Hey guy, can somebody explain what the following sentence means "FFT(X,N) is the N-point FFT, padded with zeros if X has less than N points ..." What I want to know what padded with zeros means? English is not my native language. Please help

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Hey guy, can somebody explain what the following sentence means "FFT(X,N) is the N-point FFT, padded with zeros if X has less than N points ..." What I want to know what padded with zeros means? English is not my native language. Please help

Mathematics
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http://www.dspguru.com/dsp/howtos/how-to-interpolate-in-time-domain-by-zero-padding-in-frequency-domain
I know the mathematics behind it, however I need to know what "padded with zero means" I suppose it means surrounded with zeros.
yes, it means you add zeros to the end of your sequence.

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I was not sure. Thank you my friend.
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