restricted position
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11—20 of 21 matching pages
11: 19.24 Inequalities
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►The condition for (19.24.1) and (19.24.2) serves only to identify as the smaller of the two nonzero variables of a symmetric function; it does not restrict validity.
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►If , , and are positive, then
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►All variables are positive, and equality occurs iff all variables are equal.
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►If () is real, all components of and are positive, and the components of are not all equal, then
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12: 10.23 Sums
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►If and the upper signs are taken, then the restriction on is unnecessary.
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►The restriction
is unnecessary when and is an integer.
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►If , are real and positive and , then and are real and nonnegative, and the geometrical relationship is shown in Figure 10.23.1.
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►The restriction
is unnecessary in (10.23.7) when and is an integer, and in (10.23.8) when .
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13: Bibliography B
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Random and Restricted Walks: Theory and Applications.
Gordon and Breach, New York.
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KLEIN: Coulomb functions for real and positive energy to high accuracy.
Comput. Phys. Comm. 24 (2), pp. 141–159.
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COULFG: Coulomb and Bessel functions and their derivatives, for real arguments, by Steed’s method.
Comput. Phys. Comm. 27, pp. 147–166.
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The Calculation of Spherical Bessel Functions and Coulomb Functions.
In Computational Atomic Physics: Electron and Positron Collisions
with Atoms and Ions, K. Bartschat and J. Hinze (Eds.),
pp. 181–202.
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Bessel Functions. Part II: Functions of Positive Integer Order.
British Association for the Advancement of Science,
Mathematical Tables, Volume 10, Cambridge University Press, Cambridge.
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14: Guide to Searching the DLMF
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►From there you can also access an advanced search page where you can control certain settings, narrowing the search to certain chapters, or restricting the results to equations, graphs, tables, or bibliographic items.
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proximity operator:
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adj, prec/n, and near/n, where n is any positive natural number.
15: 18.15 Asymptotic Approximations
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►Here, and elsewhere in §18.15, is an arbitrary small positive constant.
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►with denoting an arbitrary positive constant.
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►Here denotes the Bessel function (§10.2(ii)), denotes its envelope (§2.8(iv)), and is again an arbitrary small positive constant.
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►For more powerful asymptotic expansions as in terms of elementary functions that apply uniformly when , , or , where and is again an arbitrary small positive constant, see §§12.10(i)–12.10(iv) and 12.10(vi).
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►These approximations apply when the parameters are large, namely and (subject to restrictions) in the case of Jacobi polynomials, in the case of ultraspherical polynomials, and in the case of Laguerre polynomials.
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16: 8.21 Generalized Sine and Cosine Integrals
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17: 22.19 Physical Applications
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►Also, is not restricted to the principal range .
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22.19.5
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►For real and positive, three of the four possible combinations of signs give rise to bounded oscillatory motions.
…The subsequent position as a function of time, , for the three cases is given with results expressed in terms of and the dimensionless parameter .
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18: 5.11 Asymptotic Expansions
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5.11.8
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►If the sums in the expansions (5.11.1) and (5.11.2) are terminated at () and is real and positive, then the remainder terms are bounded in magnitude by the first neglected terms and have the same sign.
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19: 31.3 Basic Solutions
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►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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►With similar restrictions to those given in §31.3(i), the following results apply.
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20: 18.36 Miscellaneous Polynomials
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►Orthogonality of the the classical OP’s with respect to a positive weight function, as in Table 18.3.1 requires, via Favard’s theorem, for as per (18.2.9_5).
For the Laguerre polynomials this requires, omitting all strictly positive factors,
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►Exceptional type I -EOP’s, form a complete orthonormal set with respect to a positive measure, but the lowest order polynomial in the set is of order , or, said another way, the first polynomial orders, are missing.
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►The restriction to is now apparent: (18.36.7) does not posses a solution if is a constant.
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