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21—30 of 187 matching pages
21: 6.12 Asymptotic Expansions
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►When the remainder is bounded in magnitude by the first neglected term, and has the same sign when .
When the remainder term is bounded in magnitude by times the first neglected term.
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►When , these remainders are bounded in magnitude by the first neglected terms in (6.12.3) and (6.12.4), respectively, and have the same signs as these terms when .
When the remainders are bounded in magnitude by times the first neglected terms.
►For other phase ranges use (6.4.6) and (6.4.7).
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22: 10.40 Asymptotic Expansions for Large Argument
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10.40.3
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ⓘ
- Symbols:
- : Poincaré asymptotic expansion, : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : modified Bessel function of the first kind, : phase, : nonnegative integer, : complex variable, : complex parameter, : small positive constant and : polynomial coefficient
- A&S Ref:
- 9.7.3
- Referenced by:
- §10.40(i)
- Permalink:
- http://dlmf.nist.gov/10.40.E3
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.40(i), §10.40 and Ch.10
10.40.4
.
►Corresponding expansions for , , , and for other ranges of are obtainable by combining (10.34.3), (10.34.4), (10.34.6), and their differentiated forms, with (10.40.2) and (10.40.4).
…
►as in .
…
►as in .
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ⓘ
- Symbols:
- : Poincaré asymptotic expansion, : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : modified Bessel function of the second kind, : phase, : nonnegative integer, : complex variable, : complex parameter, : small positive constant and : polynomial coefficient
- A&S Ref:
- 9.7.4
- Referenced by:
- §10.40(i), §10.40(i), §10.67(i)
- Permalink:
- http://dlmf.nist.gov/10.40.E4
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.40(i), §10.40 and Ch.10
23: 10.17 Asymptotic Expansions for Large Argument
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10.17.3
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ⓘ
- Symbols:
- : Bessel function of the first kind, : Poincaré asymptotic expansion, : the ratio of the circumference of a circle to its diameter, : cosine function, : phase, : sine function, : nonnegative integer, : complex variable, : complex parameter, : small positive constant, : polynomial coefficient and
- A&S Ref:
- 9.2.5
- Referenced by:
- §10.17(i), §10.17(iii), §10.17(iv), §10.18(iii), §10.24, §10.49(i), §10.61(v), §10.7(ii)
- Permalink:
- http://dlmf.nist.gov/10.17.E3
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.17(i), §10.17 and Ch.10
10.17.7
►Corresponding expansions for other ranges of can be obtained by combining (10.17.3), (10.17.5), (10.17.6) with the continuation formulas (10.11.1), (10.11.3), (10.11.4) (or (10.11.7), (10.11.8)), and also the connection formula given by the second of (10.4.4).
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ⓘ
- Symbols:
- : exponential function, : imaginary unit, : principal branch of logarithm function, : phase and : complex variable
- Permalink:
- http://dlmf.nist.gov/10.17.E7
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.17(i), §10.17 and Ch.10
10.17.15
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ⓘ
- Symbols:
- : the ratio of the circumference of a circle to its diameter, : imaginary part, : imaginary unit, : phase, : total variation, : complex variable and
- Referenced by:
- §10.17(iv)
- Permalink:
- http://dlmf.nist.gov/10.17.E15
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.17(iv), §10.17 and Ch.10
10.17.18
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ⓘ
- Defines:
- : remainder (locally)
- Symbols:
- : order not exceeding, : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : imaginary unit, : phase, : integer, : complex variable and : complex parameter
- Permalink:
- http://dlmf.nist.gov/10.17.E18
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.17(v), §10.17 and Ch.10
24: 12.5 Integral Representations
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12.5.2
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ⓘ
- Symbols:
- : gamma function, : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : integral, : parabolic cylinder function, : phase, : real part, : complex variable and : real or complex parameter
- A&S Ref:
- 19.5.11 (modification of)
- Permalink:
- http://dlmf.nist.gov/12.5.E2
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §12.5(i), §12.5 and Ch.12
12.5.3
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,
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ⓘ
- Symbols:
- : gamma function, : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : integral, : parabolic cylinder function, : phase, : real part, : complex variable and : real or complex parameter
- A&S Ref:
- 19.5.12 (modification of)
- Permalink:
- http://dlmf.nist.gov/12.5.E3
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §12.5(i), §12.5 and Ch.12
12.5.5
, .
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ⓘ
- Symbols:
- : gamma function, : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : imaginary unit, : integral, : parabolic cylinder function, : phase, : complex variable and : real or complex parameter
- A&S Ref:
- 19.5.1 (modification of)
- Permalink:
- http://dlmf.nist.gov/12.5.E5
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §12.5(ii), §12.5 and Ch.12
12.5.6
, ,
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ⓘ
- Symbols:
- : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : imaginary unit, : integral, : parabolic cylinder function, : phase, : complex variable and : real or complex parameter
- A&S Ref:
- 19.5.4 (modification of)
- Referenced by:
- §12.8(ii)
- Permalink:
- http://dlmf.nist.gov/12.5.E6
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §12.5(ii), §12.5 and Ch.12
12.5.7
, .
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ⓘ
- Symbols:
- : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : imaginary unit, : integral, : parabolic cylinder function, : phase, : complex variable and : real or complex parameter
- Referenced by:
- §12.8(ii)
- Permalink:
- http://dlmf.nist.gov/12.5.E7
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §12.5(ii), §12.5 and Ch.12
25: 10.32 Integral Representations
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10.32.9
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ⓘ
- Symbols:
- : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : hyperbolic cosine function, : integral, : modified Bessel function of the second kind, : phase, : complex variable and : complex parameter
- A&S Ref:
- 9.6.24
- Referenced by:
- §10.43(iii)
- Permalink:
- http://dlmf.nist.gov/10.32.E9
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.32(i), §10.32 and Ch.10
10.32.10
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ⓘ
- Symbols:
- : the ratio of the circumference of a circle to its diameter, : differential of , : exponential function, : integral, : modified Bessel function of the second kind, : phase, : complex variable and : complex parameter
- Referenced by:
- §6.7(iii), §7.14(i)
- Permalink:
- http://dlmf.nist.gov/10.32.E10
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.32(i), §10.32 and Ch.10
10.32.12
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ⓘ
- Symbols:
- : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : hyperbolic cosine function, : imaginary unit, : integral, : modified Bessel function of the first kind, : phase, : complex variable and : complex parameter
- Permalink:
- http://dlmf.nist.gov/10.32.E12
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.32(ii), §10.32 and Ch.10
10.32.17
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ⓘ
- Symbols:
- : the ratio of the circumference of a circle to its diameter, : differential of , : hyperbolic cosine function, : integral, : modified Bessel function of the second kind, : phase, : complex variable and : complex parameter
- Permalink:
- http://dlmf.nist.gov/10.32.E17
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.32(iii), §10.32 and Ch.10
10.32.18
, , .
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ⓘ
- Symbols:
- : the ratio of the circumference of a circle to its diameter, : differential of , : exponential function, : integral, : modified Bessel function of the second kind, : phase, : complex variable and : complex parameter
- Permalink:
- http://dlmf.nist.gov/10.32.E18
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.32(iii), §10.32 and Ch.10
26: 10.54 Integral Representations
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►
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10.54.3
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ⓘ
- Symbols:
- : Legendre polynomial, : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : integral, : phase, : modified spherical Bessel function, : integer and : complex variable
- Permalink:
- http://dlmf.nist.gov/10.54.E3
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.54 and Ch.10
10.54.4
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ⓘ
- Symbols:
- : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : imaginary unit, : integral, : open interval, : phase, : Legendre function of the second kind, : spherical Bessel function of the first kind, : integer and : complex variable
- Permalink:
- http://dlmf.nist.gov/10.54.E4
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.54 and Ch.10
27: 13.4 Integral Representations
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13.4.4
, ,
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ⓘ
- Symbols:
- : gamma function, : Kummer confluent hypergeometric function, : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : integral, : phase, : real part and : complex variable
- A&S Ref:
- 13.2.5
- Referenced by:
- §13.10(v), §13.29(iii), §7.11, (9.5.8)
- Permalink:
- http://dlmf.nist.gov/13.4.E4
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §13.4(i), §13.4 and Ch.13
13.4.5
, ,
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ⓘ
- Symbols:
- : gamma function, : Kummer confluent hypergeometric function, : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : integral, : phase, : real part and : complex variable
- Referenced by:
- §13.10(vi), §13.4(i), (9.10.18)
- Permalink:
- http://dlmf.nist.gov/13.4.E5
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §13.4(i), §13.4 and Ch.13
13.4.8
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ⓘ
- Symbols:
- : Kummer confluent hypergeometric function, : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, or : scaled (or Olver’s) generalized hypergeometric function, : integral, : phase, : complex variable and : arbitrary
- Permalink:
- http://dlmf.nist.gov/13.4.E8
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §13.4(i), §13.4 and Ch.13
13.4.13
.
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►At this point the fractional powers are determined by and .
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ⓘ
- Symbols:
- : Olver’s confluent hypergeometric function, : the ratio of the circumference of a circle to its diameter, : differential of , : base of natural logarithm, : imaginary unit, : integral, : open interval, : phase and : complex variable
- Permalink:
- http://dlmf.nist.gov/13.4.E13
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §13.4(ii), §13.4 and Ch.13
28: 10.27 Connection Formulas
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10.27.6
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ⓘ
- Symbols:
- : Bessel function of the first kind, : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : imaginary unit, : modified Bessel function of the first kind, : phase, : complex variable and : complex parameter
- A&S Ref:
- 9.6.3 (modified)
- Referenced by:
- §10.26(ii), §10.27, §10.27, §10.31, §10.33, §10.35, §10.39, §10.41(i), §10.42, §10.43(ii), §10.43(iv), §10.44(i), §10.44(ii), §10.44(iii), §10.47(iv), §10.67(i), §11.4(i)
- Permalink:
- http://dlmf.nist.gov/10.27.E6
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.27 and Ch.10
10.27.7
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ⓘ
- Symbols:
- : Bessel function of the third kind (or Hankel function), : Bessel function of the third kind (or Hankel function), : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : imaginary unit, : modified Bessel function of the first kind, : phase, : complex variable and : complex parameter
- Permalink:
- http://dlmf.nist.gov/10.27.E7
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.27 and Ch.10
10.27.9
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►
ⓘ
- Symbols:
- : Bessel function of the first kind, : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : imaginary unit, : modified Bessel function of the second kind, : phase, : complex variable and : complex parameter
- Referenced by:
- §10.67(i)
- Permalink:
- http://dlmf.nist.gov/10.27.E9
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.27 and Ch.10
10.27.10
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►
ⓘ
- Symbols:
- : Bessel function of the second kind, : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : imaginary unit, : modified Bessel function of the second kind, : phase, : complex variable and : complex parameter
- Referenced by:
- §10.43(iv)
- Permalink:
- http://dlmf.nist.gov/10.27.E10
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.27 and Ch.10
10.27.11
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ⓘ
- Symbols:
- : Bessel function of the second kind, : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : imaginary unit, : modified Bessel function of the first kind, : modified Bessel function of the second kind, : phase, : complex variable and : complex parameter
- A&S Ref:
- 9.6.5 (modified)
- Referenced by:
- §11.6(i)
- Permalink:
- http://dlmf.nist.gov/10.27.E11
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §10.27 and Ch.10
29: 8.9 Continued Fractions
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8.9.2
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- Symbols:
- : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : incomplete gamma function, : phase, : complex variable and : parameter
- Referenced by:
- §8.19(vii)
- Permalink:
- http://dlmf.nist.gov/8.9.E2
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §8.9 and Ch.8
30: 9.7 Asymptotic Expansions
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9.7.5
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►
ⓘ
- Symbols:
- : Airy function, : Poincaré asymptotic expansion, : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : phase, : nonnegative integer, : complex variable, : small positive constant, : change of variable and : expansion coefficient
- Source:
- Olver (1997b, (1.07), pp. 392 and 413)
- Referenced by:
- (9.10.4), (9.10.6), §9.7(iii), §9.7(iv), §9.7(iv), §9.7(v), Erratum (V1.0.17) for Subsection 9.7(iv)
- Permalink:
- http://dlmf.nist.gov/9.7.E5
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §9.7(ii), §9.7 and Ch.9
9.7.6
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►
ⓘ
- Symbols:
- : Airy function, : Poincaré asymptotic expansion, : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : phase, : nonnegative integer, : complex variable, : small positive constant, : change of variable and : expansion coefficient
- Source:
- Olver (1997b, (1.07), pp. 392 and 413)
- Referenced by:
- §9.7(iii), §9.7(iv), §9.7(iv), §9.7(v), Erratum (V1.0.17) for Subsection 9.7(iv)
- Permalink:
- http://dlmf.nist.gov/9.7.E6
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §9.7(ii), §9.7 and Ch.9
9.7.7
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ⓘ
- Symbols:
- : Airy function, : Poincaré asymptotic expansion, : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : phase, : nonnegative integer, : complex variable, : small positive constant, : change of variable and : expansion coefficient
- Source:
- Olver (1997b, (1.16), pp. 393 and 414)
- Referenced by:
- (9.10.5), (9.10.7), §9.7(iii), §9.7(iii), §9.7(iv), §9.7(v), Erratum (V1.0.17) for Subsection 9.7(iii)
- Permalink:
- http://dlmf.nist.gov/9.7.E7
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §9.7(ii), §9.7 and Ch.9
9.7.8
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ⓘ
- Symbols:
- : Airy function, : Poincaré asymptotic expansion, : the ratio of the circumference of a circle to its diameter, : base of natural logarithm, : phase, : nonnegative integer, : complex variable, : small positive constant, : change of variable and : expansion coefficient
- Source:
- Olver (1997b, (1.16), pp. 393 and 414)
- Referenced by:
- §9.7(iii), §9.7(iii), Erratum (V1.0.17) for Subsection 9.7(iii)
- Permalink:
- http://dlmf.nist.gov/9.7.E8
- Encodings:
- pMML, png, TeX
- See also:
- Annotations for §9.7(ii), §9.7 and Ch.9
9.7.17
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ⓘ
- Symbols:
- : the ratio of the circumference of a circle to its diameter, : cosecant function, : cosine function, : exponential function, : phase, : real part, : complex variable, : change of variable, : function, : index and : real variable
- Proof sketch:
- Derivable from (9.6.1)–(9.6.5) and Nemes (2017b, (26) and Propositions B.1, B.3, B.4).
- Referenced by:
- §9.7(iv), Erratum (V1.0.11) for Equation (9.7.17)
- Permalink:
- http://dlmf.nist.gov/9.7.E17
- Encodings:
- pMML, png, TeX
- Modification (effective with 1.0.17):
- The bounds have been sharpened for , from to ; for , from to ; and for from to .
- Errata (effective with 1.0.11):
-
Originally the constraint condition was written incorrectly as
. Also, the equation was reformatted to display the constraints
in the equation instead of in the text.
Reported 2014-11-05 by Gergő Nemes
- See also:
- Annotations for §9.7(iv), §9.7 and Ch.9