Proof step
Geometric basis map (elementary)
Image under a basis map u^k -> P_k A007318
- Concludes
- basis_map_A007318 of Triangle read by rows: coefficients of the polynomials given by KummerU(-n, 1 - n - x, 3).
- Premises
- Triangle read by rows: coefficients of the polynomials given by KummerU(-n, 1 - n - x, 3).
sequence: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]
- Triangle read by rows: coefficients of the polynomials given by KummerU(-n, 1 - n - x, 3).
- Theorem
- polytool ?
- Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-a66ae36ccaf8214b· JSON- Operation
- Image under a basis map u^k -> P_k
{ "map": "A007318", "operation": "basis_map" } - Claims
{ "claim": "real_rooted", "from_index": 0, "region": { "upper": { "closed": true, "value": "0" } } }{ "claim": "interlacing", "from_index": 1, "kind": "weak", "orientation": "unordered" }- Certificate
basis_map, SHA-2568bc36048954548e8c94c8ae343683a7d223d65741b8e5190a9099436237794ec, 13,566 bytes (2,577 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-e0a0f9191d8a0512(real_rooted)n-e0a0f9191d8a0512(one_signed_coefficients)n-e0a0f9191d8a0512(hadamard_kernel)n-e0a0f9191d8a0512(interlacing)