Proof step
Geometric basis map (elementary)
Image under a basis map u^k -> P_k A013609
- Concludes
- basis_map_A013609 of basis_map_A013609 of One half of odd-numbered entries of even-numbered rows of Pascal's triangle A007318.
- Premises
- basis_map_A013609 of One half of odd-numbered entries of even-numbered rows of Pascal's triangle A007318.
sequence: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]
- basis_map_A013609 of One half of odd-numbered entries of even-numbered rows of Pascal's triangle A007318.
- Theorem
- polytool ?
- Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-1749b35d7a1d8bdd· 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-256a32cd79334dfb13f57f2adaffad2289df51d3d98f061ebca7a75587addf993bf, 13,774 bytes (2,620 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-40814067965b299a(one_signed_coefficients)n-40814067965b299a(hadamard_kernel)n-40814067965b299a(interlacing)n-40814067965b299a(real_rooted)