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Revision as of 16:26, 12 October 2003 by Charles Matthews (talk | contribs) (Links)(diff) ← Previous revision | Latest revision (diff) | Newer revision → (diff)In mathematical analysis, a real- or complex-valued function of a real variable is square-integrable on an interval if the integral over that interval of the square of its absolute value is finite. The set of all measurable functions that are square-integrable forms a Hilbert space.