Proof step
Affine, reversal and Möbius substitutions (elementary)
Image under a real-rootedness preserver affine, shift 0
- Concludes
- shift_x_plus_one of veronese_section_2_1 of Triangle read by rows: row n consists of n zeros followed by n!.
- Premises
- veronese_section_2_1 of Triangle read by rows: row n consists of n zeros followed by n!.
sequence: Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]
- veronese_section_2_1 of Triangle read by rows: row n consists of n zeros followed by n!.
- Theorem
- polytool ?
- Lean
- RealRooted
Polynomial.Splits.comp_of_degree_le_one - Checked
- polytool replayed · Lean not attempted
Technical details
- Step id
e-961a44673659830f· JSON- Operation
- Image under a real-rootedness preserver
{ "index_shift": 0, "operation": "preserver_image", "operator": "{\"shape\":\"affine\",\"slope\":\"1\",\"intercept\":\"1\"}" } - Claims
{ "claim": "real_rooted", "from_index": 0, "region": { "upper": { "closed": true, "value": "-1" } } }- Certificate
preserver_image, SHA-25659ff7de985d4ae028cfe86bcdbdd5850156dcb582ee8cc8aa972fc655cfb1149, 7,736 bytes (2,327 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-d9ee43c74c25b5f2(real_rooted)n-d9ee43c74c25b5f2(one_signed_coefficients)n-d9ee43c74c25b5f2(hadamard_kernel)