Proof step
Geometric basis map (elementary)
Image under a basis map u^k -> P_k A013609
- Concludes
- basis_map_A013609 of Triangle read by rows: T(n,k) is the number of Fibonacci binary words of length n and having k 01 subwords (0 <= k <= floor(n/2)). A Fibon…
- Premises
- Triangle read by rows: T(n,k) is the number of Fibonacci binary words of length n and having k 01 subwords (0 <= k <= floor(n/2)). A Fibona…
sequence: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]
- Triangle read by rows: T(n,k) is the number of Fibonacci binary words of length n and having k 01 subwords (0 <= k <= floor(n/2)). A Fibona…
- Theorem
- polytool ?
- Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-6bff37bed6c42dd9· 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" } } }{ "claim": "interlacing", "from_index": 1, "kind": "weak", "orientation": "unordered" }- Certificate
basis_map, SHA-256371d042e1c3097e384686330a29c082acf4542c0eda75e18a8926f7bdfa35ef5, 14,445 bytes (2,839 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-b9e4c12b0bb6a69d(one_signed_coefficients)n-b9e4c12b0bb6a69d(hadamard_kernel)n-b9e4c12b0bb6a69d(interlacing)n-b9e4c12b0bb6a69d(real_rooted)