Proof step
Affine, reversal and Möbius substitutions (elementary)
Image under a real-rootedness preserver affine, shift 0
- Concludes
- shift_x_plus_one of theta_plus_one_squared of Triangle read by rows: row n consists of n zeros followed by n!.
- Premises
- theta_plus_one_squared 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]
- theta_plus_one_squared 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-e7f45f7110266947· 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-256f939f3f1d6669ace14367ced0ce9b928ac0c11eb5cde5e191b5b634870fc418f, 7,923 bytes (2,274 compressed); downloadpolytool replayed the certificate when the step was written.- Cited by
n-420ccc1e2c1f9612(real_rooted)n-420ccc1e2c1f9612(one_signed_coefficients)n-420ccc1e2c1f9612(hadamard_kernel)