group theory
noun
: a branch of mathematics concerned with finding all mathematical groups and determining their properties
Examples of group theory in a Sentence
Recent Examples on the Web
In 2003, a German graduate student named Britta Späth encountered the McKay conjecture, one of the biggest open problems in the mathematical realm known as group theory.
—
Leila Sloman, WIRED, 23 Mar. 2025
Gabriel Navarro and two colleagues turned one of group theory’s biggest open conjectures into a tractable problem.
—Leila Sloman, WIRED, 23 Mar. 2025
Physicists rely on them to unify the fundamental forces of nature: At high energies, group theory can be used to show that electromagnetism and the forces that hold atomic nuclei together and cause radioactivity are all manifestations of a single underlying force.
—Leila Sloman, WIRED, 6 Oct. 2024
Physicists rely on them (opens a new tab) to unify the fundamental forces of nature: At high energies, group theory can be used to show that electromagnetism and the forces that hold atomic nuclei together and cause radioactivity are all manifestations of a single underlying force.
—Leila Sloman, Quanta Magazine, 6 Sep. 2024
This depends on how deeply their beliefs are rooted in group theory.
—Mark Travers, Forbes, 3 Sep. 2024
But mostly, he’s drawn to math, to problems in low-dimensional topology and geometric group theory that keep him awake at night.
—Quanta Magazine, 22 May 2024
The Monster in the Moonlight The monster was a theoretical prediction of group theory, an area of geometry that deals with the symmetrical properties of objects.
—Manon Bischoff, Scientific American, 5 Feb. 2024
The Mandelbrot set is deeply related not just to dynamics, but also to number theory, topology, algebraic geometry, group theory and even physics.
—Quanta Magazine, 26 Jan. 2024
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Leila Sloman, WIRED, 23 Mar. 2025
Gabriel Navarro and two colleagues turned one of group theory’s biggest open conjectures into a tractable problem.
—Leila Sloman, WIRED, 23 Mar. 2025
Physicists rely on them to unify the fundamental forces of nature: At high energies, group theory can be used to show that electromagnetism and the forces that hold atomic nuclei together and cause radioactivity are all manifestations of a single underlying force.
—Leila Sloman, WIRED, 6 Oct. 2024
Physicists rely on them (opens a new tab) to unify the fundamental forces of nature: At high energies, group theory can be used to show that electromagnetism and the forces that hold atomic nuclei together and cause radioactivity are all manifestations of a single underlying force.
—Leila Sloman, Quanta Magazine, 6 Sep. 2024
This depends on how deeply their beliefs are rooted in group theory.
—Mark Travers, Forbes, 3 Sep. 2024
But mostly, he’s drawn to math, to problems in low-dimensional topology and geometric group theory that keep him awake at night.
—Quanta Magazine, 22 May 2024
The Monster in the Moonlight The monster was a theoretical prediction of group theory, an area of geometry that deals with the symmetrical properties of objects.
—Manon Bischoff, Scientific American, 5 Feb. 2024
The Mandelbrot set is deeply related not just to dynamics, but also to number theory, topology, algebraic geometry, group theory and even physics.
—Quanta Magazine, 26 Jan. 2024
Cite this Entry
“Group theory.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/group%20theory. Accessed 18 Jul. 2025.
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