One of the types of objects in Praat.
An object of type Polynomial represents a polynomial function on a domain.
A polynomial of degree n is defined as:
| p(x) = c1 + c2 x + c3 x2 + ... cn+1 xn. |
The real numbers ck are called the polynomial coefficients.
Commands
Creation
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• Create Polynomial... (in the New menu)
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• LPC: To Polynomial (slice)... (from prediction coefficients)
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• LegendreSeries: To Polynomial
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• ChebyshevSeries: To Polynomial
Drawing
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• Draw...
Queries
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• Get function value...: get p(x)
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• Get coefficient value...: get ci
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• Get minimum...: minimum of p(x) on an interval
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• Get x of minimum...
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• Get maximum...: maximum of p(x) on an interval
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• Get x of maximum...
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• Get area...
Modification
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• Set domain...: new domain
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• Set coefficient value...: change one coefficient
Conversion
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• To Spectrum... (evaluation over unit-circle)
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• To Polynomial (derivative)
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• To Polynomial (primitive)
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• To Roots: roots of polynomial
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© djmw 19990608