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Physical world and mathematics

42,772 articles

Guido Ascoli

Guido Ascoli (1887–1957) was an Italian mathematician known for work on partial differential equations, functional analysis, and mathematics education, with chairs at Pisa, Milan, and Turin.

Guido Castelnuovo

Guido Castelnuovo (1865–1952) was an Italian mathematician who, with Federigo Enriques, founded the Italian school's classification of algebraic surfaces, proved the rationality criterion for surfaces, and later led Italian science after fascism.

Guido Fubini

Guido Fubini (1879–1943) was an Italian mathematician at the Politecnico di Torino, best known for his 1907 theorem reducing a double integral to two successive one-dimensional integrations.

Guido H. Clever

Guido H. Clever is a German supramolecular chemist, professor of bioinorganic chemistry at TU Dortmund since 2015, known for palladium coordination cages and metal-base pairs in DNA.

Guido Imbens

Guido Imbens is a Dutch-born American econometrician and Stanford professor who won a quarter of the 2021 Nobel economics prize for methods drawing causal conclusions from observational data.

Guido Münch

Guido Münch (1921–2020) was a Mexican astrophysicist known for work on galactic structure, stellar atmospheres, and Mars, whose 1964 Mars spectrum analysis cut the accepted atmospheric pressure tenfold.

Guido R. van der Werf

Guido R. van der Werf is a Dutch scientist at Wageningen University who studies landscape fires and the carbon cycle and co-developed the Global Fire Emissions Database.

Guido Stampacchia

Guido Stampacchia (Naples, 1922 – Paris, 1978) was an Italian mathematician who developed the truncation method for elliptic PDE regularity and, with Gaetano Fichera, founded the theory of variational inequalities.

Guifré Vidal

Guifré Vidal (Guifré Vidal Bonafont) is a physicist who pioneered tensor-network methods such as MPS and MERA for quantum many-body simulation, working at Google Quantum AI and the Perimeter Institute in Canada.

Guillaume Bigourdan

Guillaume Bigourdan (1851–1932) was a French astronomer at the Paris Observatory who measured the positions of 6380 nebulae and became the first director of the Bureau International de l'Heure.

Guillaume De Bo

Guillaume De Bo is Professor of Organic Chemistry at the University of Manchester, known for mechanophores, rotaxane molecular machines, and a 2024 Nature paper on force-controlled cargo release.

Guillaume de l'Hôpital

Guillaume de l'Hôpital, Guillaume François Antoine, Marquis de l'Hôpital (1661–1704), was a French mathematician who wrote the first differential calculus textbook in 1696; l'Hôpital's rule is named for him.

Guillaume Schull

Guillaume Schull is a French condensed matter physicist who studies the electronic and optical properties of single molecules using scanning tunneling microscopy at CNRS Strasbourg.

Guillermo C. Bazan

Guillermo C. Bazan is a chemist known for conjugated oligoelectrolytes, who taught at UC Santa Barbara from 1998 to 2019 and joined the National University of Singapore in 2020.

Guillermo Haro

Guillermo Haro was a Mexican astronomer who co-discovered the Herbig–Haro nebulae, found the first flare stars in the Orion nebula, cataloged thousands of blue stars, and founded INAOE in 1971.

Guinevere Kauffmann

Guinevere Kauffmann is an astrophysicist and director at the Max Planck Institute for Astrophysics in Garching, Germany, known for galaxy formation models and Sloan Digital Sky Survey analyses.

Gullstrand–Painlevé coordinates

Gullstrand–Painlevé coordinates, also called Painlevé–Gullstrand coordinates, are a coordinate system for Schwarzschild black holes, found independently by Paul Painlevé in 1921 and Allvar Gullstrand in 1922, regular at the event horizon.

Gully

A gully, also known as a voçoroca, is a channel or miniature valley cut into soil by concentrated runoff, too deep for ordinary tillage to smooth over.

Guluronic acid

Guluronic acid, often abbreviated G, is a uronic acid sugar that with mannuronic acid forms alginate from brown seaweed; identified in 1955, its calcium-binding G-blocks determine gel strength.

Gum Nebula

The Gum Nebula (Gum 12) is a giant emission nebula spanning roughly 30° to 40° in Vela and Puppis, discovered by Colin S. Gum in 1952 and cataloged as Gum 12.

Gumbel distribution

The Gumbel distribution, also called the Log-Weibull or Type I extreme value distribution, models the maximum of a large sample and is traditionally used for annual flood and rainfall maxima.

Gunnar Brinkmann

Gunnar Brinkmann is a senior full professor of mathematics at Ghent University known for graph generation software, including plantri, the fullerene generator fullgen, and the House of Graphs database.

Gunnar Hoppe

Gunnar Hoppe (1914–2005) was a Swedish geographer and Quaternary geologist, professor of physical geography at Stockholm University from 1954 to 1980, known for his 1948 study of ice recession in Norrbotten.

Gunnar Luderer

Gunnar Luderer is an energy systems researcher who leads the Energy Transition Lab at the Potsdam Institute, the REMIND model, and a TU Berlin chair.

Gunnar Myhre

Gunnar Myhre is a Norwegian atmospheric scientist who leads the Atmospheric Sciences group at CICERO in Oslo, studies radiative forcing, and served as an IPCC lead author.

Gunnar Nordström

Gunnar Nordström (1881–1923) was a Finnish theoretical physicist who wrote the first metric theory of gravitation, a scalar rival to general relativity, and independently found the Reissner–Nordström metric for a charged mass.

Günter Jung

Günter Jung is a German chemistry professor at the University of Tübingen, expert in liposomes and DNA transfection, named on the foundational European mRNA vaccine patent.

Günter M. Ziegler

Günter M. Ziegler (born 1963 in Munich) is a German mathematician working in discrete geometry and convex polytopes, and president of Freie Universität Berlin since 2018.

Günter Reiter

Günter Reiter, born 1960 in Wels, Austria, is an experimental polymer physicist and professor at the University of Freiburg, known for dewetting and polymer crystallization research.

Günter Scheibe

Günter Scheibe (1893–1980) was a German physical chemist, professor at the Technical University of Munich from 1932 to 1961, whose 1936 discovery of ordered dye aggregates, the Scheibe effect, opened the study of exciton coupling.