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11—14 of 14 matching pages
11: 13.14 Definitions and Basic Properties
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►It has a regular singularity at the origin with indices , and an irregular singularity at infinity of rank one.
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12: 10.2 Definitions
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►This differential equation has a regular singularity at with indices , and an irregular singularity at of rank
; compare §§2.7(i) and 2.7(ii).
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13: 10.47 Definitions and Basic Properties
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►Equations (10.47.1) and (10.47.2) each have a regular singularity at with indices , , and an irregular singularity at of rank
; compare §§2.7(i)–2.7(ii).
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14: 15.17 Mathematical Applications
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►First, as spherical functions on noncompact Riemannian symmetric spaces of rank one, but also as associated spherical functions, intertwining functions, matrix elements of SL, and spherical functions on certain nonsymmetric Gelfand pairs.
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►The three singular points in Riemann’s differential equation (15.11.1) lead to an interesting Riemann sheet structure.
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