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DEHN FUNCTION

  • Dehn function
  • Group theory function

    mathematical subject of geometric group theory, a Dehn function, named after Max Dehn, is an optimal function associated to a finite group presentation which

    Dehn function

    Dehn_function

  • Max Dehn
  • German-American mathematician (1878–1952)

    been named for Dehn. Among them: Dehn's rigidity theorem Dehn invariant Dehn's algorithm Dehn's lemma Dehn plane Dehn surgery Dehn twist Dehn–Sommerville

    Max Dehn

    Max Dehn

    Max_Dehn

  • Van Kampen diagram
  • easy to see that Dehn(n) is an isoperimetric function for (†) and, moreover, if f(n) is any other isoperimetric function for (†) then Dehn(n) ≤ f(n) for

    Van Kampen diagram

    Van_Kampen_diagram

  • Geometric group theory
  • Area in mathematics devoted to the study of finitely generated groups

    growth rate of a finitely generated group; the isoperimetric function or Dehn function of a finitely presented group; the number of ends of a group;

    Geometric group theory

    Geometric group theory

    Geometric_group_theory

  • Dehn plane
  • Index of articles associated with the same name

    his geometries, Dehn used a non-Archimedean ordered Pythagorean field Ω(t), a Pythagorean closure of the field of rational functions R(t), consisting

    Dehn plane

    Dehn_plane

  • Hyperbolic Dehn surgery
  • hyperbolic Dehn surgery is an operation by which one can obtain further hyperbolic 3-manifolds from a given cusped hyperbolic 3-manifold. Hyperbolic Dehn surgery

    Hyperbolic Dehn surgery

    Hyperbolic_Dehn_surgery

  • Mapping class group of a surface
  • Concept in mathematics

    curves on these surfaces. The earliest contributors were Max Dehn and Jakob Nielsen: Dehn proved finite generation of the group, and Nielsen gave a classification

    Mapping class group of a surface

    Mapping_class_group_of_a_surface

  • Dehn surgery
  • Operation used to modify three-dimensional topological spaces

    In topology, a branch of mathematics, a Dehn surgery, named after Max Dehn, is a construction used to modify 3-manifolds. The process takes as input a

    Dehn surgery

    Dehn_surgery

  • CAT(0) group
  • Type of group used in topology and geometric group theory

    of free groups of rank ≥ 3 {\displaystyle \geq 3} have exponential Dehn function, and hence (see below) are not CAT(0). Let G {\displaystyle G} be a

    CAT(0) group

    CAT(0)_group

  • Baumslag–Gersten group
  • Geometric group theory

    some remarkable properties regarding its finite quotient groups, its Dehn function and the complexity of its word problem. The group is given by the presentation

    Baumslag–Gersten group

    Baumslag–Gersten_group

  • Visuospatial function
  • Cognitive processes needed to analyze spatial structure and relations

    and practices. Oxford University Press. pp. 467–68. ISBN 978-0199928460. Dehn, Milton J (2011). Working memory and academic learning: Assessment and intervention

    Visuospatial function

    Visuospatial_function

  • Linear group
  • Type of mathematical group

    finite index). This has many further consequences, for example: the Dehn function of a finitely generated linear group can only be either polynomial or

    Linear group

    Linear_group

  • Dehn invariant
  • Value determined from a polyhedron

    In geometry, the Dehn invariant is a value used to determine whether one polyhedron can be cut into pieces and reassembled ("dissected") into another,

    Dehn invariant

    Dehn_invariant

  • Homeomorphism
  • Mapping which preserves all topological properties of a given space

    or bicontinuous function, is a bijective and continuous function between topological spaces that has a continuous inverse function. Homeomorphisms are

    Homeomorphism

    Homeomorphism

  • Glossary of Riemannian and metric geometry
  • Cayley 2-complex of a finite presentation, they are equivalent to the Dehn function of the group presentation. They are invariant under quasi-isometries

    Glossary of Riemannian and metric geometry

    Glossary_of_Riemannian_and_metric_geometry

  • Geometry
  • Branch of mathematics

    various notions of nonpositive curvature for groups (CAT(0) groups, Dehn functions, automaticity...), right angled Artin groups, and topics close to combinatorial

    Geometry

    Geometry

  • Escape from the Planet of the Apes
  • 1971 science fiction film from the Planet of the Apes franchise directed by Don Taylor

    American science fiction film directed by Don Taylor and written by Paul Dehn. The film is the sequel to Beneath the Planet of the Apes (1970) and the

    Escape from the Planet of the Apes

    Escape_from_the_Planet_of_the_Apes

  • Mark Sapir
  • American mathematician (1957–2022)

    embeds as a subgroup of a finitely presented group with polynomial Dehn function. A combined featured review of these two papers in Mathematical Reviews

    Mark Sapir

    Mark_Sapir

  • Polyhedron
  • Flat-sided three-dimensional shape

    characteristic, duality, vertex figures, surface area, volume, interior lines, Dehn invariant, and symmetry. A symmetry of a polyhedron means that the polyhedron's

    Polyhedron

    Polyhedron

    Polyhedron

  • Lantern relation
  • Relation between Dehn twists

    appears between certain Dehn twists in the mapping class group of a surface. The most general version of the relation involves seven Dehn twists. The relation

    Lantern relation

    Lantern relation

    Lantern_relation

  • Hilbert's third problem
  • On dissections between polyhedra

    have the same Dehn invariant. Dehn then shows that every cube has Dehn invariant zero while every regular tetrahedron has a non-zero Dehn invariant. Therefore

    Hilbert's third problem

    Hilbert's third problem

    Hilbert's_third_problem

  • Cauchy's functional equation
  • Functional equation

    ) {\displaystyle f(cx)\neq cf(x)} are known as Cauchy–Hamel functions and are used in Dehn–Hadwiger invariants which are used in the extension of Hilbert's

    Cauchy's functional equation

    Cauchy's_functional_equation

  • Figure-eight knot (mathematics)
  • Unique knot with a crossing number of four

    powerful results and methods. For example, he was able to show that all but ten Dehn surgeries on the figure-eight knot resulted in non-Haken, non-Seifert-fibered

    Figure-eight knot (mathematics)

    Figure-eight knot (mathematics)

    Figure-eight_knot_(mathematics)

  • H-vector
  • the number of faces of different dimensions and allows one to express the Dehn–Sommerville equations in a particularly simple form. A characterization of

    H-vector

    H-vector

  • Alexander Olshanskii
  • Soviet and Russian mathematician

    Olshanskii has focused on asymptotic invariants of groups, such as Dehn functions, distortion, and relative subgroup growth. These invariants are connected

    Alexander Olshanskii

    Alexander Olshanskii

    Alexander_Olshanskii

  • Flexible polyhedron
  • 3-dimensional geometric figure

    the products of edge lengths with exterior dihedral angles, is a function of the Dehn invariant that is also known to stay constant while a polyhedron

    Flexible polyhedron

    Flexible_polyhedron

  • Quasisymmetric function
  • algebraic combinatorics, a quasisymmetric function is any element in the ring of quasisymmetric functions which is in turn a subring of the formal power

    Quasisymmetric function

    Quasisymmetric_function

  • 3-manifold
  • Mathematical space

    Consequently, there are at most three Dehn fillings of M with cyclic fundamental group. Thurston's hyperbolic Dehn surgery theorem states: M ( u 1 , u 2

    3-manifold

    3-manifold

    3-manifold

  • Diffeomorphism
  • Isomorphism of differentiable manifolds

    group generated by Dehn twists; this has been proved by Max Dehn, W. B. R. Lickorish, and Allen Hatcher).[citation needed] Max Dehn and Jakob Nielsen showed

    Diffeomorphism

    Diffeomorphism

    Diffeomorphism

  • List of unsolved problems in mathematics
  • spherical or hyperbolic geometry, must polyhedra with the same volume and Dehn invariant be scissors-congruent? Jacobian conjecture: if a polynomial mapping

    List of unsolved problems in mathematics

    List_of_unsolved_problems_in_mathematics

  • Non-Archimedean ordered field
  • Ordered field that does not satisfy the Archimedean property

    field, the hyperreal numbers, the surreal numbers, the Dehn field, and the field of rational functions with real coefficients (where we define f > g to mean

    Non-Archimedean ordered field

    Non-Archimedean_ordered_field

  • Log-normal distribution
  • Probability distribution

    155–160. doi:10.1016/1352-2310(95)00143-M. Sheridan, M.F.; Wohletz, K.H.; Dehn, J. (1987). "Discrimination of grain-size subpopulations in pyroclastic deposits"

    Log-normal distribution

    Log-normal distribution

    Log-normal_distribution

  • Non-Archimedean geometry
  • Geometry where the axiom of Archimedes is negated

    aforementioned Dehn plane takes the self-product of the finite portion of a certain non-Archimedean ordered field based on the field of rational functions. In this

    Non-Archimedean geometry

    Non-Archimedean_geometry

  • Hilbert's problems
  • 23 mathematical problems stated in 1900

    of 7th degree by means of functions of only two arguments. Proof of the finiteness of certain complete systems of functions. Rigorous foundation of Schubert's

    Hilbert's problems

    Hilbert's problems

    Hilbert's_problems

  • Duchy of Holstein
  • German state from 1474 to 1864

    brother-in-law of King Christian VI 1762–1768: Count Friedrich Ludwig von Ahlefeldt-Dehn (1697–1771) 1768–1836: Prince Charles of Hesse-Kassel 1836–1842: Prince Frederick

    Duchy of Holstein

    Duchy of Holstein

    Duchy_of_Holstein

  • Weeks manifold
  • Smallest closed orientable hyperbolic 3-manifold

    manifold, is a closed hyperbolic 3-manifold obtained by (5, 2) and (5, 1) Dehn surgeries on the Whitehead link. It has volume approximately equal to 0.942707…

    Weeks manifold

    Weeks_manifold

  • Manifold
  • Topological space that locally resembles Euclidean space

    classified in the beginning of the 20th century by Poul Heegaard and Max Dehn. Poincaré pioneered the study of three-dimensional manifolds and raised a

    Manifold

    Manifold

    Manifold

  • Pallavi Dani
  • Indian-born mathematician

    Noel; Dani, Pallavi; Young, Robert (2013). "Homological and homotopical Dehn functions are different". Proc. Natl. Acad. Sci. USA. 110 (48): 19206–19212. arXiv:1205

    Pallavi Dani

    Pallavi_Dani

  • Word problem for groups
  • Problem in finite group theory

    used to solve the word problem for groups) Dehn 1911. Dehn 1912. Greendlinger, Martin (June 1959), "Dehn's algorithm for the word problem", Communications

    Word problem for groups

    Word_problem_for_groups

  • Knot theory
  • Study of mathematical knots

    of topology. These topologists in the early part of the 20th century—Max Dehn, J. W. Alexander, and others—studied knots from the point of view of the

    Knot theory

    Knot theory

    Knot_theory

  • SnapPea
  • Mathematical software

    hyperbolic Dehn filling on the cusps to obtain more hyperbolic 3-manifolds. SnapPea does this by taking any given slopes which determine certain Dehn filling

    SnapPea

    SnapPea

    SnapPea

  • Stephen M. Gersten
  • American mathematician (born 1940)

    125–158. doi:10.2307/2944334. JSTOR 2944334. Gersten, S. M. (1992). "Dehn Functions and l1-norms of Finite Presentations". In Baumslag G.; Miller C.F. (eds

    Stephen M. Gersten

    Stephen_M._Gersten

  • David Hilbert
  • German mathematician (1862–1943)

    properties of special binary forms, in particular the spherical harmonic functions"). Hilbert remained at the University of Königsberg as a Privatdozent

    David Hilbert

    David Hilbert

    David_Hilbert

  • Carl Ludwig Siegel
  • German mathematician (1896–1981)

    opposed to Nazism, was a close friend of the docents Ernst Hellinger and Max Dehn and used his influence to help them. This attitude prevented Siegel's appointment

    Carl Ludwig Siegel

    Carl Ludwig Siegel

    Carl_Ludwig_Siegel

  • Poincaré conjecture
  • Theorem in geometric topology

    at the singularities (a process in topology called "surgery", which Max Dehn had used, already, to make Poincaré's homology sphere from a 2-sphere.),

    Poincaré conjecture

    Poincaré_conjecture

  • Undecidable problem
  • Yes-or-no question that cannot ever be solved by a computer

    second sense of the term, was the word problem for groups, first posed by Max Dehn in 1911, which asks if there is a finitely presented group for which no algorithm

    Undecidable problem

    Undecidable_problem

  • Pythagorean field
  • Field in which every sum of two squares is a square

    Hilbert's axioms but not his axiom of completeness. Dehn used such a field to construct two Dehn planes, examples of non-Legendrian geometry and semi-Euclidean

    Pythagorean field

    Pythagorean_field

  • Quantum invariant
  • Concept in mathematical knot theory

    differential operator Rozansky–Witten invariant Vassiliev knot invariant Dehn invariant LMO invariant Turaev–Viro invariant Dijkgraaf–Witten invariant

    Quantum invariant

    Quantum_invariant

  • Free group
  • Mathematics concept

    gave them their name and established many of their basic properties. Max Dehn realized the connection with topology, and obtained the first proof of the

    Free group

    Free group

    Free_group

  • Zhanran
  • p. 189 Dehn (2023), pp. 52-53 Chen (2014), pp. 207-208. Dehn (2023), pp. 64-65 Dehn (2023), p. 52 Dehn (2023), p. 53 Dehn (2023), p. 54 Dehn (2023),

    Zhanran

    Zhanran

    Zhanran

  • Inflammation
  • Physical effects resulting from activation of the immune system

    214–7. doi:10.1016/j.jad.2008.12.001. PMID 19251324. Müller N, Schwarz MJ, Dehning S, Douhe A, Cerovecki A, Goldstein-Müller B, et al. (July 2006). "The cyclooxygenase-2

    Inflammation

    Inflammation

    Inflammation

  • Alexandra Feodorovna (Alix of Hesse)
  • Empress of Russia from 1894 to 1917

    1st Class, 1900 Alexandra Feodorovna's letters to Anna Vyrubova and Lili Dehn, written in the years 1916–1918, are preserved in the 'Romanov collection'

    Alexandra Feodorovna (Alix of Hesse)

    Alexandra Feodorovna (Alix of Hesse)

    Alexandra_Feodorovna_(Alix_of_Hesse)

  • Wilhelm Magnus
  • German-American mathematician

    of Frankfurt in Germany. His thesis, written under the direction of Max Dehn, was entitled Über unendlich diskontinuierliche Gruppen von einer definierenden

    Wilhelm Magnus

    Wilhelm_Magnus

  • Rourke Art Museum
  • Art museum in Moorhead, Minnesota

    Joan Miró, Salvador Dalí, Marc Chagall, Sir William Nicholson, and Adolf Dehn. "National Register Information System". National Register of Historic Places

    Rourke Art Museum

    Rourke Art Museum

    Rourke_Art_Museum

  • Oppidum
  • Iron Age type of settlement

    Reinecke, Joseph Déchelette and Wolfgang Dehn [de] in reference to Bibracte, Manching, and Závist. In particular, Dehn suggested defining an oppidum by four

    Oppidum

    Oppidum

    Oppidum

  • Robert H. Jackson
  • US Supreme Court justice from 1941 to 1954 (1892–1954)

    which Jackson is having a love affair with assistant Elsie Douglas. Edmund Dehn (2005) Speer und Er (German TV miniseries) Colin Stinton (2006) Nuremberg:

    Robert H. Jackson

    Robert H. Jackson

    Robert_H._Jackson

  • Holstein-Glückstadt
  • brother-in-law of King Christian VI 1762–1768: Count Friedrich Ludwig von Ahlefeldt-Dehn (1697–1771) 1768–1773: Prince Charles of Hesse-Kassel List of Danish monarchs

    Holstein-Glückstadt

    Holstein-Glückstadt

  • ACP-SH:acetate ligase
  • Class of enzymes

    complex EC 4.1.1.89, biotin-dependent malonate decarboxylase. Hilbi H, Dehning I, Schink B, Dimroth P (July 1992). "Malonate decarboxylase of Malonomonas

    ACP-SH:acetate ligase

    ACP-SH:acetate_ligase

  • Religion in Japan
  • Osaka, Japan: Japan Bahá'í Publishing Trust. Staemmler, Birgit & Ulrich Dehn, eds. Establishing the Revolutionary: An Introduction to New Religions in

    Religion in Japan

    Religion in Japan

    Religion_in_Japan

  • Mapping class group
  • Group of isotopy classes of a topological automorphism group

    classification theorem, and a generating family for the group is given by Dehn twists which are in a sense the "simplest" mapping classes. Every finite

    Mapping class group

    Mapping_class_group

  • Lemma (mathematics)
  • Theorem for proving more complex theorems

    minor purpose. These include, among others: Bézout's lemma Burnside's lemma Dehn's lemma Euclid's lemma Farkas' lemma Fatou's lemma Gauss's lemma (any of several

    Lemma (mathematics)

    Lemma_(mathematics)

  • The Centrifuge Brain Project
  • 2011 German film

    Physics-Defying Amusement Park Rides". PSFK. Retrieved 29 December 2014. Dehn, Peter (20 March 2013). "animago AWARD: Making of 2012" (in German). Animago

    The Centrifuge Brain Project

    The_Centrifuge_Brain_Project

  • Productivity paradox
  • Economic paradox

    September 2000. Retrieved 10 August 2016. Stratopoulos, Theophanis, and Bruce Dehning. "Does successful investment in information technology solve the productivity

    Productivity paradox

    Productivity_paradox

  • Iterated monodromy group
  • page Archived 2007-03-11 at the Wayback Machine - Movies illustrating the Dehn twists about a Julia set. mathworld.wolfram.com - The Monodromy Group page

    Iterated monodromy group

    Iterated_monodromy_group

  • Proofs from THE BOOK
  • 1998 mathematics book by Aigner and Ziegler

    29: Results on tiling rectangles due to Nicolaas Govert de Bruijn and Max Dehn. Chapter 30: Sperner's theorem, Erdős–Ko–Rado theorem and Hall's theorem

    Proofs from THE BOOK

    Proofs_from_THE_BOOK

  • Trans-Siberian Railway
  • Railway network spanning Russia

    Environmental Science Vol. 190. No. 1. 2018 online. Dawson, John W. Jr. (2002). "Max Dehn, Kurt Gödel, and the Trans-Siberian escape route". Notices of the AMS. 49

    Trans-Siberian Railway

    Trans-Siberian Railway

    Trans-Siberian_Railway

  • List of theorems
  • of compact surfaces (Topology) De Rham's theorem (differential topology) Dehn-Nielsen-Baer theorem (geometric topology) Donaldson's theorem (differential

    List of theorems

    List_of_theorems

  • 3-sphere
  • Mathematical object

    Infinitely many homology spheres are now known to exist. For example, a Dehn filling with slope ⁠1/n⁠ on any knot in the 3-sphere gives a homology sphere;

    3-sphere

    3-sphere

    3-sphere

  • Holy anointing oil
  • Oil used to sanctify, to set the anointed person or object apart

    The Book of Abramelin: A New Translation (2006) by Steven Guth of Georg Dehn, which was compiled from all the known German manuscript sources, the formula

    Holy anointing oil

    Holy_anointing_oil

  • James Gregory (mathematician)
  • Scottish mathematician and astronomer

    Pantologia A new (cabinet) cyclopædi (1813) Turnbull 1939, pp. 168–174. Dehn, M.; Hellinger, E. (1943). "Certain Mathematical Achievements of James Gregory"

    James Gregory (mathematician)

    James Gregory (mathematician)

    James_Gregory_(mathematician)

  • Guardian angel
  • Protective and tutelary angel

    بِقَوْمٍ سُوءًا فَلَا مَرَدَّ لَهُ ۚ وَمَا لَهُمْ مِنْ دُونِهِ مِنْ وَالٍ Dehn, Georg; ben Simeon, Abraham; Milo DuQuette, Lon. The Book of Abramelin. Ibis

    Guardian angel

    Guardian angel

    Guardian_angel

  • Kurt Gödel
  • Mathematical logician and philosopher

    the spring of 1939 [to] Kurt Gödel Dawson Jr, John W (October 2002). "Max Dehn, Kurt Gödel, and the Trans-Siberian Escape Route" (PDF). Notices of the American

    Kurt Gödel

    Kurt Gödel

    Kurt_Gödel

  • History of mathematical notation
  • Origin and evolution of the symbols used to write equations and formulas

    45–60, doi:10.1002/jgt.3190010111 Fraleigh 2002:89; Hungerford 1997:230 Dehn, Edgar. Algebraic Equations, Dover. 1930:19 "The IBM 601 Multiplying Punch"

    History of mathematical notation

    History_of_mathematical_notation

  • Ideal polyhedron
  • Shape in hyperbolic geometry

    partitioning it into tetrahedra and summing the volumes of the tetrahedra. The Dehn invariant of a polyhedron is normally found by combining the edge lengths

    Ideal polyhedron

    Ideal polyhedron

    Ideal_polyhedron

  • Nielsen transformation
  • Set of mathematical functions concerning algebraic group isomorphism

    elementary matrices for G L n ( Z ) {\displaystyle GL_{n}(\mathbb {Z} )} and Dehn twists for mapping class groups of closed surfaces. Nielsen transformations

    Nielsen transformation

    Nielsen_transformation

  • The geometry and topology of three-manifolds
  • describe basic background material on hyperbolic geometry. Chapter 4 cover Dehn surgery on hyperbolic manifolds Chapter 5 covers results related to Mostow's

    The geometry and topology of three-manifolds

    The_geometry_and_topology_of_three-manifolds

  • Loop theorem
  • Generalization of Dehn's lemma in the topology of 3-manifolds

    is a generalization of Dehn's lemma. The loop theorem was first proven by Christos Papakyriakopoulos in 1956, along with Dehn's lemma and the Sphere theorem

    Loop theorem

    Loop_theorem

  • VN1R1
  • Protein-coding gene in the species Homo sapiens

    PMID 25797832. S2CID 6526522. Ouyang J, Bae H, Jordi S, Dao QM, Dossenbach S, Dehn S, Lingnau JB, Kanta De C, Kraft P, List B (Feb 2021). "The Smelling Principle

    VN1R1

    VN1R1

    VN1R1

  • Speer und Er
  • 2005 German TV miniseries

    Götz Burger: Walther Funk Karlheinz Ciba: Gauleiter des Rheinlands Edmund Dehn: Robert H. Jackson Franz Dinda: Arnold Speer Sky du Mont: John Kenneth Galbraith

    Speer und Er

    Speer_und_Er

  • Enterprise resource planning
  • Corporate task of optimizing the existing resources in a company

    Massachusetts: John Wiley & Sons, Inc., p. 320. ISBN 978-0-471-78712-9 Dehning, B. and T.Stratopoulos, 'Determinants of a Sustainable Competitive Advantage

    Enterprise resource planning

    Enterprise resource planning

    Enterprise_resource_planning

  • Lipka Tatars
  • Tatar ethnic group in Eastern Europe

    - writer and publisher (maternally of distant Lipka Tatar ancestry) Lili Dehn – aristocrat and memoirist Thadeus Bulgarin - writer, journalist and publisher

    Lipka Tatars

    Lipka Tatars

    Lipka_Tatars

  • List of incomplete proofs
  • by it to define analytic sets as continuous images of Borel sets. Dehn's lemma. Dehn published an attempted proof in 1910, but Kneser found a gap in 1929

    List of incomplete proofs

    List_of_incomplete_proofs

  • Marc Culler
  • American mathematician

    1, 109–146. Culler, Marc; Gordon, C. McA.; Luecke, J.; Shalen, Peter B. Dehn surgery on knots. Annals of Mathematics (2) 125 (1987), no. 2, 237–300. Marc

    Marc Culler

    Marc Culler

    Marc_Culler

  • Soka Gakkai
  • Japanese Buddhist religious movement

    New York: Weatherhill. p. 125. ISBN 978-0-8348-0040-3. Dehn, Ulrich (2011). Staemmler, Birgit; Dehn, Ulrich (eds.). Establishing the revolutionary: an introduction

    Soka Gakkai

    Soka Gakkai

    Soka_Gakkai

  • Vairocana
  • Celestial Buddha embodying emptiness

    Asia (Wisdom Publications, Boston, 2006), p. 215 Reeves 2008, pp. 416, 452 Dehn, Tyler (Rev. Jikai) (2023). "Buddha-Nature” (Foxing 佛性) in Zhanranʼs (湛然)

    Vairocana

    Vairocana

    Vairocana

  • Regular icosahedron
  • Solid with twenty equal triangular faces

    of the icosahedron Icosian, a set of quaternions with the same symmetry Dehn invariant Disdyakis triacontahedron, a 120-sided convex polyhedron whose

    Regular icosahedron

    Regular icosahedron

    Regular_icosahedron

  • Nonstandard analysis
  • Calculus using a logically rigorous notion of infinitesimal numbers

    geometry. The plane with x and y restricted to limited values (analogous to the Dehn plane) is external, and in this limited plane the parallel postulate is violated

    Nonstandard analysis

    Nonstandard analysis

    Nonstandard_analysis

  • Douady rabbit
  • Fractal related to the mandelbrot set

    the composition of a rabbit polynomial with n {\displaystyle n} powers of Dehn twists about its ears. The corabbit is the symmetrical image of the rabbit

    Douady rabbit

    Douady rabbit

    Douady_rabbit

  • List of Jewish mathematicians
  • Davis (1928–2023), mathematician Philip Dawid (born 1946), statistics Max Dehn (1878–1952), topology Percy Deift (born 1945), mathematician; Pólya Prize

    List of Jewish mathematicians

    List_of_Jewish_mathematicians

  • Typewriter
  • Mechanical device for typing characters

    Streaming : Internet Archive". 10 March 2001. Retrieved 12 September 2013. Dehn, Georgia (27 May 2013). "Déborah François interview for Populaire: 'Acting

    Typewriter

    Typewriter

    Typewriter

  • Eulerian poset
  • which generalizes the h-vector of a simplicial polytope. He proved that the Dehn–Sommerville equations h k = h d − k {\displaystyle h_{k}=h_{d-k}\,} hold

    Eulerian poset

    Eulerian_poset

  • Fundamental polygon
  • Polygon associated with a compact Riemann surface

    the identity—can be identified with the outer automorphism group of Γ (the Dehn–Nielsen–Baer theorem). To see this connection, note that if f is a quasiconformal

    Fundamental polygon

    Fundamental_polygon

  • History of group theory
  • History of a branch of mathematics

    into a life of their own through the work of Cayley, Walther von Dyck, Max Dehn, Jakob Nielsen, Otto Schreier, and continued in the 1920-1940 period with

    History of group theory

    History_of_group_theory

  • VTCN1
  • Protein-coding gene in the species Homo sapiens

    Miyatake T, Tringler B, Liu W, Liu SH, Papkoff J, Enomoto T, Torkko KC, Dehn DL, Swisher A, Shroyer KR (July 2007). "B7-H4 (DD-O110) is overexpressed

    VTCN1

    VTCN1

    VTCN1

  • List of scientific equations named after people
  • ; Siewert, C. E. (2004). "On computing the Chapman–Enskog and Burnett functions". Journal of Quantitative Spectroscopy and Radiative Transfer. 86 (1):

    List of scientific equations named after people

    List_of_scientific_equations_named_after_people

  • Shing-Tung Yau
  • Chinese-American mathematician (born 1949)

    [Y75b] Given a function on a complete and smooth Riemannian manifold which satisfies various conditions relating the Laplacian to the function and gradient

    Shing-Tung Yau

    Shing-Tung Yau

    Shing-Tung_Yau

  • Best Start
  • British initiative on social services

    Retrieved 15 July 2022. Hayre, Jatinder; Pearce, Helen; Khera, Raj; Lunn, Amy Dehn; Ford, John Alexander (1 February 2025). "Health impacts of the Sure Start

    Best Start

    Best_Start

  • Grounded (opera)
  • 2023 opera by Jeanine Tesori

    and "crystal diction". He found Ben Bliss "exquisite" as Eric and Ellie Dehn "luscious and radiant" as Jess' alter ego. Ng saved his highest praise for

    Grounded (opera)

    Grounded (opera)

    Grounded_(opera)

  • Robert Penner
  • American mathematician

    Gabai. In his doctoral studies, he solved a 50 year old problem posed by Max Dehn on the action of the mapping class group on curves and arcs in surfaces,

    Robert Penner

    Robert Penner

    Robert_Penner

  • St. Catherine University
  • Catholic university in Saint Paul, Minnesota, US

    America's most influential graphic design artists of the 20th century. Adolf Dehn, who helped define regionalism and caricature in American art. Clair Mairs

    St. Catherine University

    St._Catherine_University

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DEHN FUNCTION

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DEHN FUNCTION

  • DEON
  • Male

    English

    DEON

    English variant spelling of French Dion, DEON means "god, Zeus."

    DEON

  • Denn
  • Surname or Lastname

    English

    Denn

    English : from a short form of the personal name Dennis.

    Denn

  • DEAN
  • Male

    English

    DEAN

     English occupational surname transferred to forename use, from the Latin word decanus, DEAN means "dean; ecclesiastical supervisor."

    DEAN

  • Dehan
  • Boy/Male

    Hindu, Indian

    Dehan

    Good

    Dehan

  • Deon
  • Boy/Male

    African, American, Australian, British, Chinese, Christian, English, French, Greek, Indian, Jamaican

    Deon

    Abbreviation of Dionysius; Follower of Dionysius; Greek God of Wine; Fort; Fertile Land

    Deon

  • Deen
  • Boy/Male

    Arabic, Australian, British, English, Gujarati, Hebrew, Indian, Marathi, Muslim, Sindhi

    Deen

    God will Judge; Place Name; Church Official; Religion; Poor; Day

    Deen

  • Dean |
  • Boy/Male

    Muslim

    Dean |

    Religion

    Dean |

  • Zehn
  • Boy/Male

    Arabic, Muslim

    Zehn

    Ability; Ingenuity; Intellect; Wit

    Zehn

  • Dean
  • Boy/Male

    Indian

    Dean

    Religion

    Dean

  • Deen |
  • Boy/Male

    Muslim

    Deen |

    Religion, Faith, Belief

    Deen |

  • Deyn
  • Boy/Male

    British, English

    Deyn

    Place Name; Valley; Occupational Name; Church Official

    Deyn

  • Deen
  • Boy/Male

    Indian

    Deen

    Religion, Faith, Belief

    Deen

  • Dean
  • Boy/Male

    Muslim/Islamic

    Dean

    Religion

    Dean

  • Deen
  • Boy/Male

    Muslim/Islamic

    Deen

    Religion

    Deen

  • Dean
  • Boy/Male

    English American Latin

    Dean

    From a surname derived from the Old English 'denu', meaning valley. Famous bearers: American...

    Dean

  • Deon
  • Boy/Male

    African American American English French

    Deon

    God.

    Deon

  • Dean
  • Surname or Lastname

    English

    Dean

    English : topographic name from Middle English dene ‘valley’ (Old English denu), or a habitational name from any of several places in various parts of England named Dean, Deane, or Deen from this word. In Scotland this is a habitational name from Den in Aberdeenshire or Dean in Ayrshire.English : occupational name for the servant of a dean or nickname for someone thought to resemble a dean. A dean was an ecclesiastical official who was the head of a chapter of canons in a cathedral. The Middle English word deen is a borrowing of Old French d(e)ien, from Latin decanus (originally a leader of ten men, from decem ‘ten’), and thus is a cognate of Deacon.Irish : variant of Deane.Italian : occupational name cognate with 2, from Venetian dean ‘dean’, a dialect form of degan, from degano (Italian decano).

    Dean

  • Dean
  • Boy/Male

    American, Anglo, Arabic, Australian, British, Chinese, Christian, Danish, English, French, German, Greek, Jamaican, Latin, Muslim

    Dean

    Hollow; Valley; Church Official; Supervisor

    Dean

  • Deen
  • Surname or Lastname

    English and Irish

    Deen

    English and Irish : variant of Dean.Dutch : ethnic name for a Dane, Middle Dutch Deen.

    Deen

  • Deen
  • Boy/Male

    Hebrew Muslim

    Deen

    God will judge.

    Deen

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DEHN FUNCTION

Follow users with usernames @DEHN FUNCTION or posting hashtags containing #DEHN FUNCTION

DEHN FUNCTION

Online names & meanings

  • Chandraabhaa
  • Boy/Male

    Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sindhi

    Chandraabhaa

    Lusture of Moon Light

  • Abdul Basit
  • Boy/Male

    Muslim

    Abdul Basit

    Servant of the Extender, Creator.

  • HEBER
  • Male

    Hebrew

    HEBER

     (Greek Ἔβέρ, Hebrew: עֵבֶר): Greek and Hebrew name HEBER means "the region beyond; on the other side (of a stream or sea)." In the bible, this is the name of many characters, including a great grandson of Shem. Compare with another form of Heber.

  • Ashish
  • Girl/Female

    Gujarati, Hindu, Indian, Sikh

    Ashish

    Truthful; Blessings

  • NAVEED
  • Male

    Iranian/Persian

    NAVEED

    (نويد) Persian name NAVEED means "good news."

  • Varad
  • Boy/Male

    Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi

    Varad

    Lord Ganesh; God of Fire

  • Latymer
  • Boy/Male

    British, English

    Latymer

    Interpreter

  • Sheel
  • Boy/Male

    Indian, Sanskrit

    Sheel

    Good Character

  • Dyri
  • Boy/Male

    Norse

    Dyri

    Dear.

  • PÁLA
  • Female

    Icelandic

    PÁLA

    Feminine form of Icelandic Páll, PÁLA means "small."

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DEHN FUNCTION

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DEHN FUNCTION

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DEHN FUNCTION

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Other words and meanings similar to

DEHN FUNCTION

AI search in online dictionary sources & meanings containing DEHN FUNCTION

DEHN FUNCTION

  • Behn
  • n.

    The Cucubalus behen, or bladder campion, now called Silene inflata.

  • Lodge
  • n.

    A den or cave.

  • Den
  • n.

    A small cavern or hollow place in the side of a hill, or among rocks; esp., a cave used by a wild beast for shelter or concealment; as, a lion's den; a den of robbers.

  • Deanship
  • n.

    The office of a dean.

  • Den
  • v. i.

    To live in, or as in, a den.

  • Behn
  • n.

    The Statice limonium, or sea lavender.

  • Dean
  • n.

    A dignitary or presiding officer in certain ecclesiastical and lay bodies; esp., an ecclesiastical dignitary, subordinate to a bishop.

  • Decanal
  • a.

    Pertaining to a dean or deanery.

  • Deanery
  • n.

    The residence of a dean.

  • Behen
  • n.

    Alt. of Behn

  • Dean
  • n.

    The chief or senior of a company on occasion of ceremony; as, the dean of the diplomatic corps; -- so called by courtesy.

  • Deanery
  • n.

    The territorial jurisdiction of a dean.

  • Den
  • n.

    A squalid place of resort; a wretched dwelling place; a haunt; as, a den of vice.

  • Subdean
  • n.

    An under dean; the deputy or substitute of a dean.

  • Dern
  • a.

    Hidden; concealed; secret.

  • Dern
  • a.

    Solitary; sad.

  • Dean
  • n.

    The head or presiding officer in the faculty of some colleges or universities.

  • Dean
  • n.

    The collegiate officer in the universities of Oxford and Cambridge, England, who, besides other duties, has regard to the moral condition of the college.

  • Dern
  • n.

    A gatepost or doorpost.

  • Dean
  • n.

    A registrar or secretary of the faculty in a department of a college, as in a medical, or theological, or scientific department.