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11.4.2  Hermite polynomial

The Hermite polynomials H(n,x) satisfy the recurrence relation:

     
  H(0,x)=1         
H(1,x)=2x         
H(n,x)=2xH(n−1,x)−2(n−1)H(n−2,x)          

These polynomials are orthogonal for the scalar product:

  ⟨ f,g⟩=
+∞


−∞
f(x)g(x)ex2 dx.

The hermite command finds the Hermite polynomials.

Examples

hermite(6)
     
64 x6−480 x4+720 x2−120           
hermite(6,y)
     
64 y6−480 y4+720 y2−120           

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