Proof step e-ab607329378acf97

basis_map A013611 → concludes about basis_map_A013611 of Triangle read by rows: row n consists of the nonzero coefficients of the expansion of 2^n x^n in terms of Hermite polynomials with decreas… JSON

Theorem

Geometric basis map (elementary) polytool ?

Operation

Image under a basis map u^k -> P_k

{
  "map": "A013611",
  "operation": "basis_map"
}

Premises

• Triangle read by rows: row n consists of the nonzero coefficients of the expansion of 2^n x^n in terms of Hermite polynomials with decreasi… (sequence)
  uses: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]

Claims

• { "claim": "real_rooted", "from_index": 0, "region": { "upper": { "closed": true, "value": "0" } } }
• { "claim": "interlacing", "from_index": 1, "kind": "weak", "orientation": "unordered" }

Verification and certificate

• polytool: replayed (the certificate replayed when the step was written)
• Lean: not attempted
• certificate: basis_map, SHA-256 f3857e9a6a4650542700f57e5e222d0af41de54c7d0fba85a414a5de676051ef, 10,546 bytes (2,319 compressed); download JSON

Cited by

• n-004c842f4dce6dbb (real_rooted)
• n-004c842f4dce6dbb (one_signed_coefficients)
• n-004c842f4dce6dbb (hadamard_kernel)
• n-004c842f4dce6dbb (interlacing)