classification of singularities
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9 matching pages ♦
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9 matching pages
1: 16.8 Differential Equations
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§16.8(i) Classification of Singularities
…2: 2.7 Differential Equations
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►All solutions are analytic at an ordinary point, and their Taylor-series expansions are found by equating coefficients.
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3: 3.7 Ordinary Differential Equations
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►For classification of singularities of (3.7.1) and expansions of solutions in the neighborhoods of singularities, see §2.7.
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4: 1.13 Differential Equations
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►For classification of singularities of (1.13.1) and expansions of solutions in the neighborhoods of singularities, see §2.7.
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5: 31.2 Differential Equations
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►All other homogeneous linear differential equations of the second order having four regular singularities in the extended complex plane, , can be transformed into (31.2.1).
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6: 16.21 Differential Equation
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►With the classification of §16.8(i), when the only singularities of (16.21.1) are a regular singularity at and an irregular singularity at .
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7: 31.14 General Fuchsian Equation
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►The general second-order Fuchsian equation with regular singularities at , , and at , is given by
…The exponents at the finite singularities
are and those at are , where
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►The three sets of parameters comprise the singularity parameters
, the exponent parameters
, and the free accessory parameters
.
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31.14.3
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8: 31.12 Confluent Forms of Heun’s Equation
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►Confluent forms of Heun’s differential equation (31.2.1) arise when two or more of the regular singularities merge to form an irregular singularity.
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►This has regular singularities at and , and an irregular singularity of rank 1 at .
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►This has irregular singularities at and , each of rank .
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►This has a regular singularity at , and an irregular singularity at of rank .
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►This has one singularity, an irregular singularity of rank at .
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