Poly1d — NumPy v2.2 Manual (original) (raw)
Basics#
| poly1d(c_or_r[, r, variable]) | A one-dimensional polynomial class. |
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| polyval(p, x) | Evaluate a polynomial at specific values. |
| poly(seq_of_zeros) | Find the coefficients of a polynomial with the given sequence of roots. |
| roots(p) | Return the roots of a polynomial with coefficients given in p. |
Fitting#
| polyfit(x, y, deg[, rcond, full, w, cov]) | Least squares polynomial fit. |
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Calculus#
| polyder(p[, m]) | Return the derivative of the specified order of a polynomial. |
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| polyint(p[, m, k]) | Return an antiderivative (indefinite integral) of a polynomial. |
Arithmetic#
| polyadd(a1, a2) | Find the sum of two polynomials. |
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| polydiv(u, v) | Returns the quotient and remainder of polynomial division. |
| polymul(a1, a2) | Find the product of two polynomials. |
| polysub(a1, a2) | Difference (subtraction) of two polynomials. |