{"paper":{"title":"Elementary introduction to pre-big bang cosmology and to the relic graviton background","license":"","headline":"","cross_cats":["gr-qc"],"primary_cat":"hep-th","authors_text":"M. Gasperini","submitted_at":"1999-07-09T18:30:51Z","abstract_excerpt":"This is a contracted version of a series of lectures for graduate and undergraduate students given at the {\\sl \"VI Seminario Nazionale di Fisica Teorica\"} (Parma, September 1997), at the Second Int. Conference {\\sl \"Around VIRGO\"} (Pisa, September 1998), and at the Second {\\sl SIGRAV} School on {\\sl \"Gravitational Waves in Astrophysics, Cosmology and String Theory\"} (Center \"A. Volta\", Como, April 1999). The aim is to provide an elementary, self-contained introduction to string cosmology and, in particular, to the background of relic cosmic gravitons predicted in the context of the so-called \""},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"hep-th/9907067","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}