Random triples
| Subject | Object |
|---|---|
| gptkb:Lucas_sequences | L(n) = L(n-1) + L(n-2) for n > 1. |
| gptkb:Chebyshev_polynomials_of_the_second_kind | U_n(x) = 2x U_{n-1}(x) -U_{n-2}(x) |
| gptkb:Bessel_functions_of_the_second_kind | Y_n(x) = (2n/x) Y_{n-1}(x) -Y_{n-2}(x) |
| gptkb:Legendre_polynomials | P_{n+1}(x) = (2n + 1)x P_n(x) -n P_{n-1}(x) / (n + 1) |
| gptkb:Chebyshev_polynomials_of_the_first_kind | T_n(x) = 2x T_{n-1}(x) -T_{n-2}(x) for n > 1 |
| gptkb:The_Perrin_Sequence | P(n) = P(n-2) + P(n-3) |