Proof step
Affine, reversal and Möbius substitutions (elementary)
Image under a real-rootedness preserver reversal, shift 0
- Concludes
- reversal of basis_map_A007318 of Triangle of even numbered entries of odd numbered rows of Pascal's triangle A007318.
- Premises
- basis_map_A007318 of Triangle of even numbered entries of odd numbered rows of Pascal's triangle A007318.
sequence: Every row P_n, n >= 1, is zero or real-rooted with all roots in (-inf, 0]
- basis_map_A007318 of Triangle of even numbered entries of odd numbered rows of Pascal's triangle A007318.
- 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-15afa15a25ce6c6a· JSON- Operation
- Image under a real-rootedness preserver
{ "index_shift": 0, "operation": "preserver_image", "operator": "{\"shape\":\"reversal\",\"schedule\":{\"first_index\":1,\"first_degree\":0,\"step\":1}}" } - Claims
{ "claim": "real_rooted", "from_index": 1, "region": { "upper": { "closed": true, "value": "0" } } }- Certificate
preserver_image, SHA-256fab91a7a331fa29144e6af0f1c30b4ba8db6ce1f62a7baf14d60a88c4877cdf7, 12,948 bytes (3,172 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-b960ff9efe0860d1(real_rooted)n-b960ff9efe0860d1(one_signed_coefficients)n-b960ff9efe0860d1(hadamard_kernel)