https://www.siam.org/rss-feed/siam-news/issue-archive/volume-51-number-01-januaryfebruary-2018SIAM News Rss Issue Archive Feeden-USCopyright 2026Tue, 23 Jun 2026 00:18:16 Zhttps://www.siam.org/publications/siam-news/articles/graph-representations-of-fractured-media-in-the-subsurface/https://www.siam.org/publications/siam-news/articles/graph-representations-of-fractured-media-in-the-subsurface/Fractures are the primary pathways for fluid flow in low-permeability subsurface media, such as shale or granite.Mon, 29 Jan 2018 13:00:00 ZGowri Srinivasanhttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/how-paradoxes-shape-mathematics-and-give-us-self-verifying-computer-programs/https://www.siam.org/publications/siam-news/articles/how-paradoxes-shape-mathematics-and-give-us-self-verifying-computer-programs/In his talk at AN18, Thomas Hales will explain how some paradoxes play into self-verifying computer programs.Mon, 29 Jan 2018 13:00:00 ZThomas Haleshttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/mathematics-at-the-upcoming-aaas-annual-meeting/https://www.siam.org/publications/siam-news/articles/mathematics-at-the-upcoming-aaas-annual-meeting/At its 2018 Annual Meeting, the AAAS will sponsor a symposium on mathematical approaches to major challenges.Mon, 29 Jan 2018 13:00:00 Zhttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/never-heard-of-methane-hydrate-that-might-be-good-news/https://www.siam.org/publications/siam-news/articles/never-heard-of-methane-hydrate-that-might-be-good-news/Methane hydrate is an ice-like crystalline substance (gas clathrate) made of water molecules encasing a molecule of methane.Mon, 29 Jan 2018 13:00:00 ZMalgorzata Peszynskahttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/physics-based-probing-and-prediction-of-extreme-events/https://www.siam.org/publications/siam-news/articles/physics-based-probing-and-prediction-of-extreme-events/Extreme events are unexpected, transient phenomena with large magnitudes that take place over short time scales.Mon, 29 Jan 2018 13:00:00 ZMohammad Farazmand, Themistoklis P. Sapsishttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/pursuing-science-and-logic-in-an-age-of-excitement-and-turmoil/https://www.siam.org/publications/siam-news/articles/pursuing-science-and-logic-in-an-age-of-excitement-and-turmoil/Ernest Davis reviews Exact Thinking in Demented Times: The Vienna Circle and the Epic Quest for the Foundations of Science by Karl Sigmund.Mon, 29 Jan 2018 13:00:00 ZErnest Davishttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/randomization-in-characterizing-the-subsurface/https://www.siam.org/publications/siam-news/articles/randomization-in-characterizing-the-subsurface/Current methods for characterizing Earth’s subsurface are not sufficiently accurate to meet the needs of modern applications.Mon, 29 Jan 2018 13:00:00 ZYouzuo Lin, Daniel O’Malley, Velimir V. Vesselinov, George D. Guthrie, David Coblentzhttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/seeing-through-rock-mathematics-of-inverse-wave-propagation/https://www.siam.org/publications/siam-news/articles/seeing-through-rock-mathematics-of-inverse-wave-propagation/In his talk at AN18, Bill Symes will discuss our knowledge of Earth's interior and how it is an inverse problem.Mon, 29 Jan 2018 13:00:00 ZBill Symeshttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/sign-up-for-siam-s-science-policy-alerts/https://www.siam.org/publications/siam-news/articles/sign-up-for-siam-s-science-policy-alerts/As most SIAM members are aware, science policy decisions greatly affect the state of scientific research.Mon, 29 Jan 2018 13:00:00 Zhttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/slings-bullets-blow-up-and-linearity/https://www.siam.org/publications/siam-news/articles/slings-bullets-blow-up-and-linearity/Simple ordinary differential equations can explain the surprisingly long range of a sling versus the surprisingly short range of a bullet.Mon, 29 Jan 2018 13:00:00 ZMark Levihttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/snap-to-structure/https://www.siam.org/publications/siam-news/articles/snap-to-structure/A ubiquitous example of the "snap to" structure in Adobe Photoshop occurs in floating-point arithmetic.Mon, 29 Jan 2018 13:00:00 ZNicholas J. Highamhttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/the-high-performance-conjugate-gradients-benchmark/https://www.siam.org/publications/siam-news/articles/the-high-performance-conjugate-gradients-benchmark/The High-Performance Conjugate Gradients Benchmark complements the HPL Benchmark and is part of the TOP500 effort.Mon, 29 Jan 2018 13:00:00 ZJack Dongarra, Michael Heroux, Piotr Luszczekhttp://purl.org/dc/elements/1.1/