delta%20sequence
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21: 9.7 Asymptotic Expansions
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►Here denotes an arbitrary small positive constant and
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►Numerical values of are given in Table 9.7.1 for to 2D.
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9.7.5
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9.7.6
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9.7.7
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22: 32.8 Rational Solutions
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►In the general case assume , so that as in §32.2(ii) we may set and .
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►In the general case assume , so that as in §32.2(ii) we may set .
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►For the case see Airault (1979) and Lukaševič (1968).
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►where , , , , and , with , , independently, and at least one of , , or is an integer.
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23: 18.27 -Hahn Class
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18.27.2
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►Here are fixed positive real numbers, and and are sequences of successive integers, finite or unbounded in one direction, or unbounded in both directions.
…In case of unbounded sequences (18.27.2) can be rewritten as a -integral, see §17.2(v), and more generally Gasper and Rahman (2004, (1.11.2)).
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18.27.4
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18.27.14
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24: 30.15 Signal Analysis
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30.15.7
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30.15.8
►The sequence
, forms an orthonormal basis in the space of -bandlimited functions, and, after normalization, an orthonormal basis in .
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25: 31.3 Basic Solutions
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denotes the solution of (31.2.1) that corresponds to the exponent at and assumes the value there.
If the other exponent is not a positive integer, that is, if , then from §2.7(i) it follows that exists, is analytic in the disk , and has the Maclaurin expansion
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►Solutions of (31.2.1) corresponding to the exponents and at are respectively,
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31.3.7
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►For example, is equal to
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26: 18.26 Wilson Class: Continued
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18.26.4_1
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18.26.4_2
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►For comments on the use of the forward-difference operator , the backward-difference operator , and the central-difference operator , see §18.2(ii).
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18.26.16
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18.26.17
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27: 28.1 Special Notation
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integers. | |
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arbitrary small positive number. | |
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Abramowitz and Stegun (1964, Chapter 20)
…28: 31.16 Mathematical Applications
29: 18.2 General Orthogonal Polynomials
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►If the orthogonality discrete set is or , then the role of the differentiation operator in the case of classical OP’s (§18.3) is played by , the forward-difference operator, or by , the backward-difference operator; compare §18.1(i).
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►The Hankel determinant
of order is defined by and
…Also define determinants by , and
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►The operator is a delta operator, i.
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