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Theta function

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Revision as of 09:13, 3 January 2009 by Richard Pinch (Talk | contribs) (added Jacobi's triple product identity)

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In mathematics, a theta function is an analytic function which satisfies a particular kind of functional equation. Theta functions occur as generating functions associated to quadratic forms. They are modular forms of half-integer weight.

Jacobi's theta function is a power series in (traditionally referred to as the nome)

Jacobi's triple product identity

References