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, formed from antidiagonals of the antidiagonals (A011973) of Pascal's triangle (A007318).
- Premises
- Triangle read by rows, formed from antidiagonals of the antidiagonals (A011973) of Pascal's triangle (A007318).
sequence: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]
- Triangle read by rows, formed from antidiagonals of the antidiagonals (A011973) of Pascal's triangle (A007318).
- Theorem
- polytool ?
- Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-12b7ce60accb420e· 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-2564ed7dd33f95a043cd06f034b36d9ed1be1096793d4fff93c7bbdddf208d6b464, 10,859 bytes (2,452 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-28041dfac2a3c4ec(real_rooted)n-28041dfac2a3c4ec(one_signed_coefficients)n-28041dfac2a3c4ec(hadamard_kernel)n-28041dfac2a3c4ec(interlacing)