specifically: the history of a region as indicated by its topography
2
a(1)
: a branch of mathematics concerned with those properties of geometric configurations (such as point sets) which are unaltered by elastic deformations (such as a stretching or a twisting) that are homeomorphisms
(2)
: the set of all open subsets of a topological space
Recent Examples on the WebAdversaries are known to invest in learning a target’s unique vulnerabilities and network topology. Gidi Cohen, Forbes, 17 June 2022 In geometry and the closely related field of topology, adding a spatial dimension can often have wondrous effects: Previously distinct objects become indistinguishable.Quanta Magazine, 16 June 2022 This is the field of algebraic topology, which studies shapes by translating each space into a piece of algebra. Eugenia Cheng, WSJ, 30 June 2022 Changing requirements at the last minute can create situations where your topology changes. Amandeep Midha, Forbes, 19 May 2022 For the vacuum-tube topology, one 12AT7 tube and a 12AX7 tube are assigned to the left and right audio channels, their green glow visible through a window on the black glass front panel. Robert Ross, Robb Report, 24 May 2022 Mathematicians and computer scientists had an exciting year of breakthroughs in set theory, topology and artificial intelligence, in addition to preserving fading knowledge and revisiting old questions.Quanta Magazine, 23 Dec. 2021 Weil’s conjectures detailed unexpected correspondences between the mathematical fields of number theory and topology. Rivka Galchen, The New Yorker, 9 May 2022 In fact, one of the largest subdisciplines in mathematics — topology — is devoted exactly to this kind of endeavor, and after centuries of concerted effort, mathematicians aren’t even close to finishing.Quanta Magazine, 28 Sep. 2021 See More