{"id":"e-2e1c22b656cc26bb","operation":{"map":"A013609","operation":"basis_map"},"operation_detail":"A013609","conclusion_id":"n-a5887fca81064c8a","premise_count":1,"theorem":"geometric family P_k = g(t) (a + d t)^k: T(p) = g(t) p(a + d t), so the roots of T(p) are those of g and the points (r - a)/d for the roots r of p (elementary)","lean_route":null,"lean_declarations":[],"certificate_hash":"85a9db463a29b23c9aeb0c247e856b032a95ce8ea7634e4dac955ea37c8b5380","verification_polytool":"replayed","verification_lean":"not_attempted","certificate_kind":"basis_map","certificate_raw_size":13215,"certificate_compressed_size":2516,"conclusion_name":"basis_map_A013609 of Triangle read by rows. T(n, k) = RisingFactorial(n + 1, n) / (k! * (n - k)!).","claims":[{"claim":"real_rooted","from_index":0,"region":{"upper":{"closed":true,"value":"0"}}},{"claim":"interlacing","from_index":1,"kind":"weak","orientation":"unordered"}],"premises":[{"position":0,"node_id":"n-dd77bf712b1df996","role":"sequence","name":"Triangle read by rows. T(n, k) = RisingFactorial(n + 1, n) / (k! * (n - k)!).","uses":{"claim":"real_rooted","from_index":0,"region":{"upper":{"closed":true,"value":"0"}}},"uses_text":"Every row P_n, n >= 0, is zero or real-rooted with all roots in (-inf, 0]"}],"cited_by":[{"node_id":"n-a5887fca81064c8a","claim":"real_rooted"},{"node_id":"n-a5887fca81064c8a","claim":"one_signed_coefficients"},{"node_id":"n-a5887fca81064c8a","claim":"hadamard_kernel"},{"node_id":"n-a5887fca81064c8a","claim":"interlacing"}]}