Proof step
Affine, reversal and Möbius substitutions (elementary)
Image under a real-rootedness preserver reversal, shift 0
- Concludes
- reversal of basis_map_A013609 of Triangle whose (n,k)-th entry is 15^(n-k)*binomial(n,k).
- Premises
- basis_map_A013609 of Triangle whose (n,k)-th entry is 15^(n-k)*binomial(n,k).
sequence: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]
- basis_map_A013609 of Triangle whose (n,k)-th entry is 15^(n-k)*binomial(n,k).
- Theorem
- polytool ?
- Lean
- RealRooted
route
reversedRealRooted.X_pow_mul_reverse_eq_zero_or_splits,RealRooted.reflect_eq_zero_or_splits - Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-0dd7061f08e95988· JSON- Operation
- Image under a real-rootedness preserver
{ "index_shift": 0, "operation": "preserver_image", "operator": "{\"shape\":\"reversal\",\"schedule\":{\"first_index\":0,\"first_degree\":0,\"step\":1}}" } - Claims
{ "claim": "real_rooted", "from_index": 0, "region": { "upper": { "closed": true, "value": "0" } } }- Certificate
preserver_image, SHA-25646423c0ce7f41a2a835fb2d85cb827047f6a4999dbf4fe8c04d57755b27185bd, 7,932 bytes (2,325 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-6a7b824517cedbda(real_rooted)n-6a7b824517cedbda(one_signed_coefficients)n-6a7b824517cedbda(hadamard_kernel)