Proof step
Geometric basis map (elementary)
Image under a basis map u^k -> P_k A007318
- Concludes
- shift_x_plus_one of theta_plus_one_squared of Triangle read by rows: row n consists of n zeros followed by n!.
- Premises
- theta_plus_one_squared of Triangle read by rows: row n consists of n zeros followed by n!.
sequence: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]
- theta_plus_one_squared of Triangle read by rows: row n consists of n zeros followed by n!.
- Theorem
- polytool ?
- Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-bffbae6a6925a4ab· 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-256e5f34175c0d1c6e76c089690791ba7a5b6da9fe2d7e7a0832bd4deaaaf192a28, 14,816 bytes (2,752 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-420ccc1e2c1f9612(one_signed_coefficients)n-420ccc1e2c1f9612(hadamard_kernel)n-420ccc1e2c1f9612(real_rooted)n-420ccc1e2c1f9612(interlacing)