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orthopoly[G] - Gegenbauer (ultraspherical) polynomial
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Calling Sequence
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G(n, a, x)
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Parameters
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n
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non-negative integer
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a
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rational number greater than  or nonrational algebraic expression
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x
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algebraic expression
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Description
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The G(n, a, x) function computes the nth ultraspherical (Gegenbauer) polynomial with parameter a evaluated at x.
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The ultraspherical polynomials satisfy the following recurrence relation, for  .
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Examples
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>
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>
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>
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>
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| (3) |
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