Proof step
Geometric basis map (elementary)
Image under a basis map u^k -> P_k A013609
- Concludes
- basis_map_A013609 of Coefficients of raising factorial polynomials, T(n,k) = [x^k] p(x, n) where p(x, n) = (m*x + n - 1)*p(x, n - 1) with p[x, 0] = 1, p[x, -1]…
- Premises
- Coefficients of raising factorial polynomials, T(n,k) = [x^k] p(x, n) where p(x, n) = (m*x + n - 1)*p(x, n - 1) with p[x, 0] = 1, p[x, -1] …
sequence: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]
- Coefficients of raising factorial polynomials, T(n,k) = [x^k] p(x, n) where p(x, n) = (m*x + n - 1)*p(x, n - 1) with p[x, 0] = 1, p[x, -1] …
- Theorem
- polytool ?
- Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-7070cc8d62757598· JSON- Operation
- Image under a basis map u^k -> P_k
{ "map": "A013609", "operation": "basis_map" } - Claims
{ "claim": "real_rooted", "from_index": 0, "region": { "upper": { "closed": true, "value": "0" } } }- Certificate
basis_map, SHA-256037ebce15361d7ab6e36b013573ee66b14037401da71635256c3840e91b56260, 7,659 bytes (1,703 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-52d9fa43425cb9e1(real_rooted)n-52d9fa43425cb9e1(one_signed_coefficients)n-52d9fa43425cb9e1(hadamard_kernel)