TY - RPRT TI - Fast and Scalable FFT-Based GPU-Accelerated Algorithms for Block-Triangular Toeplitz Matrices with Application to Linear Inverse Problems Governed by Autonomous Dynamical Systems AU - Venkat, Sreeram [Univ. of Texas, Austin, TX (United States)] (ORCID:0000000186221063) AU - Fernando, Milinda [Univ. of Texas, Austin, TX (United States)] (ORCID:0000000255029367) AU - Henneking, Stefan [Univ. of Texas, Austin, TX (United States)] (ORCID:0000000321778519) AU - Ghattas, Omar [Univ. of Texas, Austin, TX (United States)] (ORCID:0000000177422509) PY - 2025 DO - 10.1137/24m1683172 UR - https://www.osti.gov/biblio/2956321 ID - 2956321 ER -