Proof step
Geometric basis map (elementary)
Image under a basis map u^k -> P_k A007318
- Concludes
- basis_map_A007318 of Triangle of polynomial coefficients related to the series expansions of (1-x)^((-1-2*n)/2).
- Premises
- Triangle of polynomial coefficients related to the series expansions of (1-x)^((-1-2*n)/2).
sequence: Every row P_n, n >= 1, is zero or real-rooted with all roots in (-inf, 0]
- Triangle of polynomial coefficients related to the series expansions of (1-x)^((-1-2*n)/2).
- Theorem
- polytool ?
- Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-6b35c87aff3afcfc· JSON- Operation
- Image under a basis map u^k -> P_k
{ "map": "A007318", "operation": "basis_map" } - Claims
{ "claim": "real_rooted", "from_index": 1, "region": { "upper": { "closed": true, "value": "0" } } }{ "claim": "interlacing", "from_index": 2, "kind": "weak", "orientation": "unordered" }- Certificate
basis_map, SHA-256d8d0ee610e60160e74b8a7ef7b8ca1a733c5f96cb2c150989759da0a2d38eaa1, 10,257 bytes (2,295 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-be3f02dc425ece52(real_rooted)n-be3f02dc425ece52(one_signed_coefficients)n-be3f02dc425ece52(hadamard_kernel)n-be3f02dc425ece52(interlacing)