{"id":"e-19783cb5050effca","operation":{"index_shift":0,"modulus":2,"operation":"veronese_section","residue":1},"operation_detail":"r=2, j=1, shift 0","conclusion_id":"n-b1ec3566d9f38fc7","premise_count":1,"theorem":"Veronese sections of Polya frequency sequences (Aissen--Schoenberg--Whitney--Edrei): if P is real-rooted with coefficients of one sign, equivalently nonzero with all roots in (-inf, 0], every section V_(r,j)(P) is zero or real-rooted with roots in (-inf, 0]","lean_route":null,"lean_declarations":[],"certificate_hash":"4ad14d86b8cc4cbfe3942f08a91fb34c028c16084a6590c9aa7d6cc69f33ae29","verification_polytool":"replayed","verification_lean":"not_attempted","certificate_kind":"veronese_section","certificate_raw_size":8958,"certificate_compressed_size":2434,"conclusion_name":"veronese_section_2_1 of Pascal-(1,4,1) array.","claims":[{"claim":"real_rooted","from_index":0,"region":{"upper":{"closed":true,"value":"0"}}},{"claim":"interlacing","from_index":1,"kind":"weak","orientation":"previous_interlaces_next"}],"premises":[{"position":0,"node_id":"n-ed9434bfd889c409","role":"sequence","name":"Pascal-(1,4,1) array.","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-b1ec3566d9f38fc7","claim":"real_rooted"},{"node_id":"n-b1ec3566d9f38fc7","claim":"one_signed_coefficients"},{"node_id":"n-b1ec3566d9f38fc7","claim":"hadamard_kernel"},{"node_id":"n-b1ec3566d9f38fc7","claim":"interlacing"}]}