DolphinDB Community
DolphinDB Community @DolphinDB_Comm ·
polynomial(X, coeffs) — evaluate a polynomial p(x) = coeffs[0] + coeffs[1]·x + coeffs[2]·x² + … on each element of X! 📐 Fast vectorized evaluation for custom polynomial transformations and feature engineering. #DolphinDB #Polynomials
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