quintuple product identity
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21—30 of 259 matching pages
21: 16.12 Products
22: 26.10 Integer Partitions: Other Restrictions
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►The set is denoted by .
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26.10.2
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26.10.5
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§26.10(iv) Identities
►Equations (26.10.13) and (26.10.14) are the Rogers–Ramanujan identities. …23: 17.14 Constant Term Identities
24: 20.7 Identities
§20.7 Identities
… ►§20.7(iv) Reduction Formulas for Products
… ►§20.7(v) Watson’s Identities
… ►This reference also gives the eleven additional identities for the permutations of the four theta functions. … ►§20.7(ix) Addendum to 20.7(iv) Reduction Formulas for Products
…25: 26.13 Permutations: Cycle Notation
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►See §26.8 for generating functions, recurrence relations, identities, and asymptotic approximations.
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►Every permutation is a product of transpositions.
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►Every transposition is the product of adjacent transpositions.
If , then is a product of adjacent transpositions:
…Every permutation is a product of adjacent transpositions.
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26: 1.3 Determinants, Linear Operators, and Spectral Expansions
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►If two rows (columns) of a determinant are identical, then the determinant is zero.
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►The determinant of an upper or lower triangular, or diagonal, square matrix is the product of the diagonal elements .
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1.3.14
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►The adjoint of a matrix is the matrix such that for all .
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1.3.20
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27: 24.14 Sums
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►In the following two identities, valid for , the sums are taken over all nonnegative integers with .
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►In the next identity, valid for , the sum is taken over all positive integers with .
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►These identities can be regarded as higher-order recurrences.
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24.14.11
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24.14.12
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28: 31.17 Physical Applications
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►The problem of adding three quantum spins , , and can be solved by the method of separation of variables, and the solution is given in terms of a product of two Heun functions.
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