hyperbolic cosecant function
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11—20 of 32 matching pages
11: 24.7 Integral Representations
12: 22.5 Special Values
§22.5 Special Values
… ►For the other nine functions ratios can be taken; compare (22.2.10). … ►§22.5(ii) Limiting Values of
… ►In these cases the elliptic functions degenerate into elementary trigonometric and hyperbolic functions, respectively. … ►13: 20.10 Integrals
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20.10.5
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14: 4.23 Inverse Trigonometric Functions
15: 4.35 Identities
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4.35.13
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16: 10.7 Limiting Forms
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10.7.6
and .
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17: 4.38 Inverse Hyperbolic Functions: Further Properties
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4.38.12
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18: 10.32 Integral Representations
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10.32.7
, .
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19: 4.45 Methods of Computation
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Hyperbolic and Inverse Hyperbolic Functions
►The hyperbolic functions can be computed directly from the definitions (4.28.1)–(4.28.7). The inverses , , and can be computed from the logarithmic forms given in §4.37(iv), with real arguments. For , , and we have (4.37.7)–(4.37.9). … ►Similarly for the hyperbolic and inverse hyperbolic functions; compare (4.28.1)–(4.28.7), §4.37(iv), and (4.37.7)–(4.37.9). …20: 19.7 Connection Formulas
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►With ,
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►The first of the three relations maps each circular region onto itself and each hyperbolic region onto the other; in particular, it gives the Cauchy principal value of when (see (19.6.5) for the complete case).
Let .
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►The second relation maps each hyperbolic region onto itself and each circular region onto the other:
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►The third relation (missing from the literature of Legendre’s integrals) maps each circular region onto the other and each hyperbolic region onto the other:
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