Proof step
Geometric basis map (elementary)
Image under a basis map u^k -> P_k A007318
- Concludes
- basis_map_A007318 of Square array A(n,r), the number of neighbors at a sharp Manhattan distance r in a finite n-hypercube lattice, read by upwards antidiagonal…
- Premises
- Square array A(n,r), the number of neighbors at a sharp Manhattan distance r in a finite n-hypercube lattice, read by upwards antidiagonals…
sequence: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]
- Square array A(n,r), the number of neighbors at a sharp Manhattan distance r in a finite n-hypercube lattice, read by upwards antidiagonals…
- Theorem
- polytool ?
- Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-5ad15345387eda2d· 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": 2, "kind": "weak", "orientation": "unordered" }- Certificate
basis_map, SHA-2561990cdd72ac44713bfd637ba01af4e71aa57bf9b5951bc048faced21d79536c9, 14,440 bytes (2,805 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-9ac33c0e4aa39b7d(real_rooted)n-9ac33c0e4aa39b7d(one_signed_coefficients)n-9ac33c0e4aa39b7d(hadamard_kernel)n-9ac33c0e4aa39b7d(interlacing)