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Explore the fundamental principles of cosmology in this introductory lecture delivered by Rogerio Rosenfeld from IFT-UNESP/ICTP-SAIFR as part of the Perimeter-SAIFR-IFT Journeys into Theoretical Physics program. Gain foundational knowledge about the structure, origin, and evolution of the universe through this comprehensive 69-minute presentation that serves as the first class in a cosmology series. Learn essential concepts that form the basis for understanding modern cosmological theories and observations, presented by an expert researcher in the field. This educational content was recorded during the July 2025 theoretical physics program organized by IFT/ICTP-SAIFR, designed to introduce students and researchers to key areas of theoretical physics including cosmology.
