Lagrange polynomial

名词 n.

英文释义

名词 n.
  1. For a given set of points (x_j,y_j) with no two x_j values equal, the polynomial of lowest degree that assumes at each value x_j the corresponding value y_j, so that the functions coincide at each point.

词形变化

Lagrange polynomials plural

词源

Named after Joseph Louis Lagrange, who published on the topic in 1795, though the method was first discovered in 1779 by Edward Waring.
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