# Wikipedia:Missing science topics/Maths12

This is an archive of a list of "missing" topics in mathematics. Notability should be established independently before articles are created.

## Gra

1. Graceful Permutation possibly Graceful permutation (wikisearch; web; books)
4. Graded tensor product (wikisearch; web; books)
5. Gradient dynamical system (wikisearch; web; books)
7. Gradient in curvilinear coordinates (wikisearch; web; books)
8. Gradient method (wikisearch; web; books)
9. Gradient system (wikisearch; web; books)
10. Gradient transform (wikisearch; web; books)
12. Graeffe Iteration possibly Graeffe iteration (wikisearch; web; books)
13. Graham's Biggest Little Hexagon possibly Graham's biggest little hexagon (wikisearch; web; books)
14. Graham-Pollak Sequence possibly Graham-pollak sequence or Graham-Pollak sequence (wikisearch; web; books)
15. Gram Block possibly Gram block (wikisearch; web; books)

## Gra

1. Gram Point possibly Gram point (wikisearch; web; books)
2. Gram Series possibly Gram series (wikisearch; web; books)
3. Gram's Inequality possibly Gram's inequality (wikisearch; web; books)
4. Grammar form (wikisearch; web; books)
5. Grammar system (wikisearch; web; books)
6. Grammar, automatic possibly Automatic grammar or Automatic Grammar (wikisearch; web; books)
7. Grammar, dominating possibly Dominating grammar or Dominating Grammar (wikisearch; web; books)
8. Graph Antihole possibly Graph antihole (wikisearch; web; books)
9. Graph Automorphism possibly Graph automorphism (wikisearch; web; books)
10. Graph Bar possibly Graph bar (wikisearch; web; books)
11. Graph Bridge possibly Graph bridge (wikisearch; web; books)
12. Graph Cartesian Product possibly Graph cartesian product or Graph Cartesian product (wikisearch; web; books)
13. Graph Categorical Product possibly Graph categorical product (wikisearch; web; books)
14. Graph Chain possibly Graph chain (wikisearch; web; books)
15. Graph circuit (wikisearch; web; books)

## Gra

1. Graph Circumference possibly Graph circumference (wikisearch; web; books)
2. Graph Coarseness possibly Graph coarseness (wikisearch; web; books)
3. Graph Crossing Number possibly Graph crossing number (wikisearch; web; books)
4. Graph Cube possibly Graph cube (wikisearch; web; books)
5. Graph Depth possibly Graph depth (wikisearch; web; books)
6. Graph Difference possibly Graph difference (wikisearch; web; books)
7. Graph Directrix possibly Graph directrix (wikisearch; web; books)
8. Graph Distance possibly Graph distance (wikisearch; web; books)
9. Graph Distance Matrix possibly Graph distance matrix (wikisearch; web; books)
10. Graph Eccentricity possibly Graph eccentricity (wikisearch; web; books)
11. Graph Edge possibly Graph edge (wikisearch; web; books)
12. Graph Eigenvalue possibly Graph eigenvalue (wikisearch; web; books)
13. Graph Excision possibly Graph excision (wikisearch; web; books)
14. Graph Factor possibly Graph factor (wikisearch; web; books)
15. Graph Genus possibly Graph genus (wikisearch; web; books)

## Gra

1. Graph Geodesic possibly Graph geodesic (wikisearch; web; books)
2. Graph Hole possibly Graph hole (wikisearch; web; books)
3. Graph imbedding (wikisearch; web; books)
4. Graph Intersection possibly Graph intersection (wikisearch; web; books)
5. Graph Isomorphism Complete possibly Graph isomorphism complete (wikisearch; web; books)
6. Graph Join possibly Graph join (wikisearch; web; books)
7. Graph Lexicographic Product possibly Graph lexicographic product (wikisearch; web; books)
8. Graph Loop possibly Graph loop (wikisearch; web; books)
9. Graph Neighborhood possibly Graph neighborhood (wikisearch; web; books)
10. Graph of a mapping (wikisearch; web; books)
11. Graph Order possibly Graph order (wikisearch; web; books)
12. Graph Orientation possibly Graph orientation (wikisearch; web; books)
13. Graph Periphery possibly Graph periphery (wikisearch; web; books)
14. Graph Power possibly Graph power (wikisearch; web; books)
15. Graph product of groups (wikisearch; web; books)

## Gra

2. Graph Section possibly Graph section (wikisearch; web; books)
3. Graph Square possibly Graph square (wikisearch; web; books)
4. Graph Strong Product possibly Graph strong product (wikisearch; web; books)
5. Graph Sum possibly Graph sum (wikisearch; web; books)
6. Graph Thickness possibly Graph thickness (wikisearch; web; books)
7. Graph Union possibly Graph union (wikisearch; web; books)
8. Graph, connectivity of a possibly Connectivity of a graph or Connectivity of a Graph (wikisearch; web; books)
9. Graph, numerical characteristics of a possibly Numerical characteristics of a graph or Numerical characteristics of a Graph (wikisearch; web; books)
10. Graphic equality (wikisearch; web; books)
11. Graphic Sequence possibly Graphic sequence (wikisearch; web; books)
12. Graphical Partition possibly Graphical partition (wikisearch; web; books)
13. Graphical Representation possibly Graphical representation (wikisearch; web; books)
14. Graphoid (wikisearch; web; books)
15. Grassmann Coordinates possibly Grassmann coordinates (wikisearch; web; books)

## Gre

1. Great Rhombicuboctahedral Graph possibly Great rhombicuboctahedral graph (wikisearch; web; books)
2. Great Rhombidodecacron possibly Great rhombidodecacron (wikisearch; web; books)
3. Great Rhombihexacron possibly Great rhombihexacron (wikisearch; web; books)
4. Great Sphere possibly Great sphere (wikisearch; web; books)
5. Great Stellapentakis Dodecahedron possibly Great stellapentakis dodecahedron or Great Stellapentakis dodecahedron (wikisearch; web; books)
6. Great Stellated Triacontahedron possibly Great stellated triacontahedron (wikisearch; web; books)
7. Great Triakis Icosahedron possibly Great triakis icosahedron (wikisearch; web; books)
8. Great Triakis Octahedron possibly Great triakis octahedron (wikisearch; web; books)
9. Great Triambic Icosahedron possibly Great triambic icosahedron (wikisearch; web; books)
10. Greater than/Less than Symbol possibly Greater than/less than symbol (wikisearch; web; books)
11. Greatest Common Divisor Theorem possibly Greatest common divisor theorem (wikisearch; web; books)
12. Greatest Dividing Exponent possibly Greatest dividing exponent (wikisearch; web; books)
13. Greatest Prime Factor possibly Greatest prime factor (wikisearch; web; books)
14. Grebe Point possibly Grebe point (wikisearch; web; books)
15. Greek Problems possibly Greek problems (wikisearch; web; books)

## Gre

1. Green equivalence relations (wikisearch; web; books)
2. Green formulas (wikisearch; web; books)
3. Green functions and conformal mapping (wikisearch; web; books)
4. Green kernel (wikisearch; web; books)
5. Green's conjecture (wikisearch; web; books)
6. Green's Function--Poisson's Equation possibly Green's function--Poisson's equation or Green's function--poisson's equation (wikisearch; web; books)
7. Greene's Method possibly Greene's method (wikisearch; web; books)
8. Greene-Kleitman theorem possibly Greene-kleitman theorem (wikisearch; web; books)
9. Greenwood-Gleason Graph possibly Greenwood-gleason graph or Greenwood-Gleason graph (wikisearch; web; books)
10. Gregory formula (wikisearch; web; books)
11. Gregory Number possibly Gregory number (wikisearch; web; books)
12. Gregory Series possibly Gregory series (wikisearch; web; books)
13. Gregory's Formula possibly Gregory's formula (wikisearch; web; books)
14. Gregory-Newton Formula possibly Gregory-newton formula or Gregory-Newton formula (wikisearch; web; books)
15. Grenz-Formel possibly Grenz-formel (wikisearch; web; books)

## Gri

1. Grid Sharing Problem possibly Grid sharing problem (wikisearch; web; books)
2. Griffiths Points possibly Griffiths points (wikisearch; web; books)
3. Griffiths' Theorem possibly Griffiths' theorem (wikisearch; web; books)
4. Grinberg Formula possibly Grinberg formula (wikisearch; web; books)
5. Grinberg Graph possibly Grinberg graph (wikisearch; web; books)
6. Grinberg's Graph possibly Grinberg's graph (wikisearch; web; books)
7. Gröbner Walk possibly Gröbner walk (wikisearch; web; books)
8. Gröbner-Shirshov basis possibly Gröbner-shirshov basis (wikisearch; web; books)
9. Groemer Packing possibly Groemer packing (wikisearch; web; books)
10. Groemer Theorem possibly Groemer theorem (wikisearch; web; books)
11. Gromov hyperbolic space (wikisearch; web; books)
12. Gromov-Lawson conjecture possibly Gromov-lawson conjecture (wikisearch; web; books)
13. Gronwall summation method (wikisearch; web; books)
14. Grossman's Constant possibly Grossman's constant (wikisearch; web; books)
15. Grothendieck category (wikisearch; web; books)

## Gro

1. Grothendieck existence theorem (wikisearch; web; books)
2. Grothendieck functor (wikisearch; web; books)
3. Grothendieck space (wikisearch; web; books)
4. Grothendieck's Theorem possibly Grothendieck's theorem (wikisearch; web; books)
5. Grothendieck-Ogg-Shafarevich formula possibly Grothendieck-ogg-shafarevich formula (wikisearch; web; books)
6. Grötzsch principle (wikisearch; web; books)
7. Grötzsch theorems (wikisearch; web; books)
8. Grotztsch Graph possibly Grotztsch graph (wikisearch; web; books)
9. Ground Atom possibly Ground atom (wikisearch; web; books)
10. Ground Clause possibly Ground clause (wikisearch; web; books)
11. Ground fields and rings (wikisearch; web; books)
12. Ground Literal possibly Ground literal (wikisearch; web; books)
13. Ground Ring possibly Ground ring (wikisearch; web; books)
14. Ground Set possibly Ground set (wikisearch; web; books)
15. Group algebra of a locally compact group (wikisearch; web; books)

## Gro

1. Group Block possibly Group block (wikisearch; web; books)
2. Group calculus (wikisearch; web; books)
3. Group Class possibly Group class (wikisearch; web; books)
4. Group Commutator Series possibly Group commutator series (wikisearch; web; books)
5. Group completion theorem (wikisearch; web; books)
6. Group Complexity possibly Group complexity (wikisearch; web; books)
7. Group Convolution possibly Group convolution (wikisearch; web; books)
8. Group Cycle possibly Group cycle (wikisearch; web; books)
9. Group Direct Sum possibly Group direct sum (wikisearch; web; books)
10. Group Fixed Point possibly Group fixed point (wikisearch; web; books)
11. Group Involution possibly Group involution (wikisearch; web; books)
12. Group Kernel possibly Group kernel (wikisearch; web; books)
13. Group of covering transformations (wikisearch; web; books)
14. Group of finite Morley rank possibly Group of finite morley rank (wikisearch; web; books)

## Gro

1. Growth indicatrix (wikisearch; web; books)
2. Growth of exponential function (wikisearch; web; books)
3. Growth Spiral possibly Growth spiral (wikisearch; web; books)
4. Grün's Lemma possibly Grün's lemma (wikisearch; web; books)
5. Grünbaum Graph possibly Grünbaum graph (wikisearch; web; books)
6. Grundy-Sprague Number possibly Grundy-sprague number or Grundy-Sprague number (wikisearch; web; books)
7. Guichard congruence (wikisearch; web; books)
8. Gumbel random variable (wikisearch; web; books)
9. Guthrie's Problem possibly Guthrie's problem (wikisearch; web; books)
10. Gutschoven's Curve possibly Gutschoven's curve (wikisearch; web; books)
11. Guy's Conjecture possibly Guy's conjecture (wikisearch; web; books)
12. Gyrobicupola (wikisearch; web; books)
13. Gyrobirotunda (wikisearch; web; books)
14. Gyrocupolarotunda (wikisearch; web; books)
15. Gyroelongated Cupola possibly Gyroelongated cupola (wikisearch; web; books)

## Gyr

1. Gyroelongated Pyramid possibly Gyroelongated pyramid (wikisearch; web; books)
2. Gyroelongated Rotunda possibly Gyroelongated rotunda (wikisearch; web; books)
3. Gysin homomorphism (wikisearch; web; books)
4. H control theory (wikisearch; web; books)
5. H-closed space (wikisearch; web; books)
6. H-Cogroup possibly H-cogroup (wikisearch; web; books)
7. H-Cordial Graph possibly H-cordial graph (wikisearch; web; books)
8. H-group (wikisearch; web; books)
9. H-Matrix possibly H-matrix (wikisearch; web; books)
11. H-Statistic possibly H-statistic (wikisearch; web; books)
12. H-Transform possibly H-transform (wikisearch; web; books)
13. HA Measurement possibly Ha measurement (wikisearch; web; books)
14. Haar Condition possibly Haar condition (wikisearch; web; books)
15. Haar system (wikisearch; web; books)

## Haa

1. Haar Transform possibly Haar transform (wikisearch; web; books)
2. Haberdasher's Problem possibly Haberdasher's problem (wikisearch; web; books)
3. Habiro Move possibly Habiro move (wikisearch; web; books)
4. Hadamard condition (wikisearch; web; books)
7. Hadamard theorem (wikisearch; web; books)
8. Hadamard variational formula (wikisearch; web; books)
10. Hadamard's Maximum Determinant Problem possibly Hadamard's maximum determinant problem (wikisearch; web; books)
15. Hadwiger hypothesis (wikisearch; web; books)

## Hal

1. Half-GCD possibly Half-gcd (wikisearch; web; books)
2. Half-martingale (wikisearch; web; books)
3. Half-Moses Circle possibly Half-moses circle or Half-Moses circle (wikisearch; web; books)
4. Half-Normal Distribution possibly Half-normal distribution (wikisearch; web; books)
5. Half-Period possibly Half-period (wikisearch; web; books)
6. Half-Turn possibly Half-turn (wikisearch; web; books)
7. Halfspace Intersection possibly Halfspace intersection (wikisearch; web; books)
8. Halin graph (wikisearch; web; books)
9. Hall basis (wikisearch; web; books)
10. Hall monomial (wikisearch; web; books)
11. Hall tree (wikisearch; web; books)
12. Hall word (wikisearch; web; books)
13. Hall's Condition possibly Hall's condition (wikisearch; web; books)
14. Hall-Littlewood Polynomial possibly Hall-Littlewood polynomial or Hall-littlewood polynomial (wikisearch; web; books)
15. Hall-Viennot basis possibly Hall-viennot basis (wikisearch; web; books)

## Hal

1. Halley's Irrational Formula possibly Halley's irrational formula (wikisearch; web; books)
2. Halley's Rational Formula possibly Halley's rational formula (wikisearch; web; books)
3. Halm's Differential Equation possibly Halm's differential equation (wikisearch; web; books)
4. Halphen Constant possibly Halphen constant (wikisearch; web; books)
5. Halphen pencil (wikisearch; web; books)
6. Halphen's Transformation possibly Halphen's transformation (wikisearch; web; books)
7. Halton Point Set possibly Halton point set (wikisearch; web; books)
8. Hamel function (wikisearch; web; books)
9. Hamilton function (wikisearch; web; books)
10. Hamilton operator (wikisearch; web; books)
11. Hamilton-Cartan formalism possibly Hamilton-cartan formalism (wikisearch; web; books)
12. Hamilton-Laceable Graph possibly Hamilton-Laceable graph or Hamilton-laceable graph (wikisearch; web; books)
14. Hamiltonian action (wikisearch; web; books)
15. Hamiltonian Game possibly Hamiltonian game (wikisearch; web; books)

## Han

1. Hankel's Symbol possibly Hankel's symbol (wikisearch; web; books)
2. Hanna Neumann conjecture possibly Hanna neumann conjecture (wikisearch; web; books)
3. Hanoi Graph possibly Hanoi graph (wikisearch; web; books)
4. Hansen Chain possibly Hansen chain (wikisearch; web; books)
5. Hansen Number possibly Hansen number (wikisearch; web; books)
6. Hansen's Problem possibly Hansen's problem (wikisearch; web; books)
7. Hansen-Bessel Formula possibly Hansen-bessel formula or Hansen-Bessel formula (wikisearch; web; books)
8. Harary Graph possibly Harary graph (wikisearch; web; books)
10. Harborth Graph possibly Harborth graph (wikisearch; web; books)
11. Harborth's Tiling possibly Harborth's tiling (wikisearch; web; books)
12. Hard Hexagon Entropy Constant possibly Hard hexagon entropy constant (wikisearch; web; books)
13. Hard Square Entropy Constant possibly Hard square entropy constant (wikisearch; web; books)
14. Hardy classes (wikisearch; web; books)
15. Hardy criterion (wikisearch; web; books)

## Har

1. Harmonic balance method (wikisearch; web; books)
2. Harmonic Brick possibly Harmonic brick (wikisearch; web; books)
3. Harmonic capacity (wikisearch; web; books)
4. Harmonic Decomposition possibly Harmonic decomposition (wikisearch; web; books)
5. Harmonic Expansion possibly Harmonic expansion (wikisearch; web; books)
6. Harmonic function (graph theory) (wikisearch; web; books)
7. Harmonic Homology possibly Harmonic homology (wikisearch; web; books)
8. Harmonic Logarithm possibly Harmonic logarithm (wikisearch; web; books)
9. Harmonic majorant (wikisearch; web; books)
10. Harmonic Mean Index possibly Harmonic mean index (wikisearch; web; books)
11. Harmonic measure, principle of possibly Principle of harmonic measure or Principle of Harmonic measure (wikisearch; web; books)
12. Harmonic Parameter possibly Harmonic parameter (wikisearch; web; books)
14. Harmonic quadruple (wikisearch; web; books)
15. Harmonic Range possibly Harmonic range (wikisearch; web; books)

## Har

1. Harmonic Ratio possibly Harmonic ratio (wikisearch; web; books)
2. Harmonic Segment possibly Harmonic segment (wikisearch; web; books)
3. Harmonic Series of Primes possibly Harmonic series of primes (wikisearch; web; books)
4. Harmonic space (wikisearch; web; books)
5. Harmonic System of Points possibly Harmonic system of points (wikisearch; web; books)
6. Harmonic vibration (wikisearch; web; books)
7. Harmonious Graph possibly Harmonious graph (wikisearch; web; books)
8. Harmonizable dynamical system (wikisearch; web; books)
9. Harmonizable random process (wikisearch; web; books)
10. Harnack integral (wikisearch; web; books)
11. Harries Graph possibly Harries graph (wikisearch; web; books)
12. Harries-Wong Graph possibly Harries-wong graph or Harries-Wong graph (wikisearch; web; books)
13. Hart Circle possibly Hart circle (wikisearch; web; books)
14. Hart's Inversor possibly Hart's inversor (wikisearch; web; books)
15. Hart's Theorem possibly Hart's theorem (wikisearch; web; books)

## Har

1. Hartogs extension theorem (wikisearch; web; books)
2. Hartogs functions (wikisearch; web; books)
3. Hartogs triangle (wikisearch; web; books)
4. Hartogs-Laurent series possibly Hartogs-laurent series (wikisearch; web; books)
5. Hartshorne ellipse (wikisearch; web; books)
6. Haruki's Theorem possibly Haruki's theorem (wikisearch; web; books)
7. Hasse's Algorithm possibly Hasse's algorithm (wikisearch; web; books)
8. Hasse's Conjecture possibly Hasse's conjecture (wikisearch; web; books)
9. Hasse's Resolution Modulus Theorem possibly Hasse's resolution modulus theorem (wikisearch; web; books)
10. Hasse-Arf theorem possibly Hasse-arf theorem (wikisearch; web; books)
11. Hasse-Davenport Relation possibly Hasse-davenport relation or Hasse-Davenport relation (wikisearch; web; books)
12. Hat-Box Theorem possibly Hat-box theorem (wikisearch; web; books)
13. Hattori-Stong theorem possibly Hattori-stong theorem (wikisearch; web; books)
14. Haupt-Exponent possibly Haupt-exponent (wikisearch; web; books)
15. Hausdorff gap (wikisearch; web; books)

## Hel

1. Helmholtz formula (wikisearch; web; books)
2. Helson-Szegö Measure possibly Helson-szegö measure or Helson-Szegö measure (wikisearch; web; books)
3. Helson-Szegö theorem possibly Helson-szegö theorem (wikisearch; web; books)
4. Hemicylindrical Function possibly Hemicylindrical function (wikisearch; web; books)
5. Hemispherical Function possibly Hemispherical function (wikisearch; web; books)
6. Henkin construction (wikisearch; web; books)
7. Henneberg's Minimal Surface possibly Henneberg's minimal surface (wikisearch; web; books)
8. Hénon-Heiles Equation possibly Hénon-heiles equation or Hénon-Heiles equation (wikisearch; web; books)
9. Henry Helson possibly Henry helson (wikisearch; web; books)
10. Henry Jack possibly Henry jack (wikisearch; web; books)
11. Hensel Lifting possibly Hensel lifting (wikisearch; web; books)
12. Hensel ring (wikisearch; web; books)
13. Henselian (wikisearch; web; books)
14. Henselian discrete valuation ring (wikisearch; web; books)
15. Henselian field (wikisearch; web; books)

## Hen

1. Henselization of a valued field (wikisearch; web; books)
2. Heptacontagon (wikisearch; web; books)
3. Heptagon Theorem possibly Heptagon theorem (wikisearch; web; books)
4. Heptagon Tiling possibly Heptagon tiling (wikisearch; web; books)
5. Heptagonal Hexagonal Number possibly Heptagonal hexagonal number (wikisearch; web; books)
6. Heptagonal Pentagonal Number possibly Heptagonal pentagonal number (wikisearch; web; books)
7. Heptagonal Pyramid possibly Heptagonal pyramid (wikisearch; web; books)
8. Heptagonal Square Number possibly Heptagonal square number (wikisearch; web; books)
9. Heptagonal Triangle possibly Heptagonal triangle (wikisearch; web; books)
10. Heptagonal Triangular Number possibly Heptagonal triangular number (wikisearch; web; books)
11. Heptahedral Graph possibly Heptahedral graph (wikisearch; web; books)
12. Heptanacci Constant possibly Heptanacci constant (wikisearch; web; books)
13. Heptanacci Number possibly Heptanacci number (wikisearch; web; books)
14. Heptaparallelohedron (wikisearch; web; books)
15. Heptiamond Tiling possibly Heptiamond tiling (wikisearch; web; books)

## Hep

1. Heptic Surface possibly Heptic surface (wikisearch; web; books)