Proof step
Geometric basis map (elementary)
Image under a basis map u^k -> P_k A013610
- Concludes
- basis_map_A013610 of derivative of basis-map coefficients of Riordan array (1+2x,x(1+x)). shifted by x -> -x + 0
- Premises
- derivative of basis-map coefficients of Riordan array (1+2x,x(1+x)). shifted by x -> -x + 0
sequence: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]
- derivative of basis-map coefficients of Riordan array (1+2x,x(1+x)). shifted by x -> -x + 0
- Theorem
- polytool ?
- Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-9519140deeae3553· JSON- Operation
- Image under a basis map u^k -> P_k
{ "map": "A013610", "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-256612b5136b264dc55e5ee0be08152e86b1d9c1e22c3b9b9039df3a4b48c29c651, 15,424 bytes (2,868 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-17feb40af89fa354(real_rooted)n-17feb40af89fa354(one_signed_coefficients)n-17feb40af89fa354(hadamard_kernel)n-17feb40af89fa354(interlacing)