Proof step
Geometric basis map (elementary)
Image under a basis map u^k -> P_k A013609
- Concludes
- basis_map_A013609 of Triangle of coefficients of polynomials v(n,x) jointly generated with A208508; see the Formula section.
- Premises
- Triangle of coefficients of polynomials v(n,x) jointly generated with A208508; see the Formula section.
sequence: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]
- Triangle of coefficients of polynomials v(n,x) jointly generated with A208508; see the Formula section.
- Theorem
- polytool ?
- Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-bc74e09d50e835d4· 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-256fae316ffcd473b7424a878bebc230745d1a660e23df97340e940f943877caead, 14,522 bytes (2,901 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-6298766c9be8b1ca(real_rooted)n-6298766c9be8b1ca(one_signed_coefficients)n-6298766c9be8b1ca(hadamard_kernel)n-6298766c9be8b1ca(interlacing)