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31—40 of 394 matching pages
31: 2 Asymptotic Approximations
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32: 15.20 Software
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33: 19 Elliptic Integrals
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34: 4.43 Cubic Equations
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(c)
►Note that in Case (a) all the roots are real, whereas in Cases (b) and (c) there is one real root and a conjugate pair of complex roots.
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4.43.2
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, , and , with , when .
35: 19.33 Triaxial Ellipsoids
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►and the electric capacity is given by
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►A conducting elliptic disk is included as the case .
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►Let a homogeneous magnetic ellipsoid with semiaxes , volume , and susceptibility be placed in a previously uniform magnetic field parallel to the principal axis with semiaxis .
The external field and the induced magnetization together produce a uniform field inside the ellipsoid with strength , where is the demagnetizing factor, given in cgs units by
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►where and are obtained from by permutation of , , and .
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36: 32.10 Special Function Solutions
37: 6.13 Zeros
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and each have an infinite number of positive real zeros, which are denoted by , , respectively, arranged in ascending order of absolute value for .
Values of and to 30D are given by MacLeod (1996b).
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6.13.2
►where for , and for .
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38: 15.14 Integrals
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15.14.1
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►Integrals of the form and more complicated forms are given in Apelblat (1983, pp. 370–387), Prudnikov et al. (1990, §§1.15 and 2.21), Gradshteyn and Ryzhik (2000, §7.5) and Koornwinder (2015).
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