https://www.siam.org/rss-feed/siam-news/issue-archive/volume-54-number-10-december-2021SIAM News Rss Issue Archive Feeden-USCopyright 2026Tue, 23 Jun 2026 00:24:25 Zhttps://www.siam.org/publications/siam-news/articles/a-nonparametric-swiss-army-knife-for-medicine/https://www.siam.org/publications/siam-news/articles/a-nonparametric-swiss-army-knife-for-medicine/Researchers developed nonparametric techniques that use algebraic geometry and topology to study biological systems.Wed, 01 Dec 2021 13:00:00 ZMatthew R. Francishttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/elliptical-eyes-eccentricity-and-the-speed-of-light/https://www.siam.org/publications/siam-news/articles/elliptical-eyes-eccentricity-and-the-speed-of-light/An ellipsoid of revolution that is made out of solid glass and has certain geometrical properties can focus light at a point.Wed, 01 Dec 2021 13:00:00 ZMark Levihttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/exploring-the-radon-transform-and-the-field-of-medical-imaging/https://www.siam.org/publications/siam-news/articles/exploring-the-radon-transform-and-the-field-of-medical-imaging/The Radon Transform and Medical Imaging surveys the concepts and techniques that drive computed tomography.Wed, 01 Dec 2021 13:00:00 ZPeter Kuchmenthttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/justice-equity-diversity-and-inclusion-in-applied-mathematics-for-all/https://www.siam.org/publications/siam-news/articles/justice-equity-diversity-and-inclusion-in-applied-mathematics-for-all/An interactive session at AN21 aimed to enhance the community's understanding of racial equity in applied mathematics.Wed, 01 Dec 2021 13:00:00 ZPadmanabhan Seshaiyer, Ron Buckmirehttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/making-mathematics-meaningful-on-the-2021-scifest-all-access-stem-stage/https://www.siam.org/publications/siam-news/articles/making-mathematics-meaningful-on-the-2021-scifest-all-access-stem-stage/The SciFest All Access event offered a virtual STEM exposition for K-12 students, educators, and their families.Wed, 01 Dec 2021 13:00:00 ZPadmanabhan Seshaiyerhttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/math-modeling-workshops-for-high-school-students/https://www.siam.org/publications/siam-news/articles/math-modeling-workshops-for-high-school-students/A new program introduced high school students to mathematical modeling and prepared them for modeling contests.Wed, 01 Dec 2021 13:00:00 ZWesley Hamilton, Keshav Patelhttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/obituary-andreas-griewank/https://www.siam.org/publications/siam-news/articles/obituary-andreas-griewank/Andreas Griewank, whose contributions shaped the field of optimization, passed away on September 16, 2021.Wed, 01 Dec 2021 13:00:00 ZAndrea Walther, Uwe Naumannhttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/recapping-the-44th-siam-southeastern-atlantic-section-seas-conference/https://www.siam.org/publications/siam-news/articles/recapping-the-44th-siam-southeastern-atlantic-section-seas-conference/The SIAM SEAS conference took place in September 2021 with a hybrid modality and attracted over 200 participants.Wed, 01 Dec 2021 13:00:00 ZYanzhao Cao, Junshan Linhttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/removing-kalman-from-ensemble-kalman-filtering/https://www.siam.org/publications/siam-news/articles/removing-kalman-from-ensemble-kalman-filtering/On a geophysical scale, the dual burdens of storage and computational cost for Kalman filtering are prohibitive.Wed, 01 Dec 2021 13:00:00 ZPaul Davishttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/ten-memorable-planar-curves-and-their-remarkable-histories/https://www.siam.org/publications/siam-news/articles/ten-memorable-planar-curves-and-their-remarkable-histories/Ernest Davis reviews Julian Havil's Curves for the Mathematically Curious, an anthology of ten curves.Wed, 01 Dec 2021 13:00:00 ZErnest Davishttp://purl.org/dc/elements/1.1/https://www.siam.org/publications/siam-news/articles/the-continued-evolution-of-siam-conferences/https://www.siam.org/publications/siam-news/articles/the-continued-evolution-of-siam-conferences/Richard Moore reflects on lessons learned from virtual conferences in 2021 and plans for the hybrid future.Wed, 01 Dec 2021 13:00:00 ZRichard Moorehttp://purl.org/dc/elements/1.1/