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11—20 of 66 matching pages
11: 30.18 Software
12: 10.72 Mathematical Applications
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►These expansions are uniform with respect to , including the turning point and its neighborhood, and the region of validity often includes cut neighborhoods (§1.10(vi)) of other singularities of the differential equation, especially irregular singularities.
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►These asymptotic expansions are uniform with respect to , including cut neighborhoods of , and again the region of uniformity often includes cut neighborhoods of other singularities of the differential equation.
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►These approximations are uniform with respect to both and , including , the cut neighborhood of , and .
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13: 14.27 Zeros
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(either side of the cut) has exactly one zero in the interval if either of the following sets of conditions holds:
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14: 4.25 Continued Fractions
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►valid when lies in the open cut plane shown in Figure 4.23.1(i).
…valid when lies in the open cut plane shown in Figure 4.23.1(ii).
…valid when lies in the open cut plane shown in Figure 4.23.1(iv).
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15: 4.3 Graphics
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►Figure 4.3.2 illustrates the conformal mapping of the strip onto the whole -plane cut along the negative real axis, where and (principal value).
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16: Philip J. Davis
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►Moreover, a cutting plane feature allows users to track curves of intersection produced as a moving plane cuts through the function surface.
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17: 30.16 Methods of Computation
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►If is large, then we can use the asymptotic expansions referred to in §30.9 to approximate .
►If is known, then we can compute (not normalized) by solving the differential equation (30.2.1) numerically with initial conditions , if is even, or , if is odd.
►If is known, then can be found by summing (30.8.1).
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30.16.9
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18: 4.23 Inverse Trigonometric Functions
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►These functions are analytic in the cut plane depicted in Figures 4.23.1(iii) and 4.23.1(iv).
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§4.23(iv) Logarithmic Forms
… ►On the cuts … ►On the cuts … ►On the cuts …19: 30.8 Expansions in Series of Ferrers Functions
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30.8.1
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30.8.2
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30.8.9
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►It should be noted that if the forward recursion (30.8.4) beginning with , leads to , then is undefined for and does not exist.
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20: 14.1 Special Notation
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►The main functions treated in this chapter are the Legendre functions , , , ; Ferrers functions , (also known as the Legendre functions on the cut); associated Legendre functions , , ; conical functions , , , , (also known as Mehler functions).
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