Ian Anderson

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All published works

Action	Title	Year	Authors
+ PDF Chat	Low-Loss Higher-Order Cross-Sectional Lamé Mode SAW Devices in 10-20 GHz Range	2024	Ian Anderson Tzu-Hsuan Hsu Vakhtang Chulukhadze Jack Kramer Sinwoo Cho Omar A. Barrera Joshua Campbell Ming‐Huang Li Ruochen Lu
+ PDF Chat	Low-Loss Higher-Order Cross-Sectional Lam\'e Mode SAW Devices in 10-20 GHz Range	2024	Ian Anderson T.C. Tsu Vakhtang Chulukhadze Jack Kramer Sinwoo Cho Omar A. Barrera Joshua Campbell Ming‐Huang Li Ruochen Lu
+ PDF Chat	18 GHz Solidly Mounted Resonator in Scandium Aluminum Nitride on SiO2/Ta2O5 Bragg Reflector	2024	Omar Barrera Nishanth Ravi Kapil Saha Supratik Dasgupta Joshua Campbell Jack Kramer Eugene Kwon Tzu-Hsuan Hsu Sinwoo Cho Ian Anderson
+ PDF Chat	2 to 16 GHz Fundamental Symmetric Mode Acoustic Resonators in Piezoelectric Thin-Film Lithium Niobate	2024	Vakhtang Chulukhadze Jack Kramer Tzu-Hsuan Hsu Omar Barrera Ian Anderson Sinwoo Cho Joshua Campbell Ruochen Lu
+ PDF Chat	23.8-GHz Acoustic Filter in Periodically Poled Piezoelectric Film Lithium Niobate With 1.52-dB IL and 19.4% FBW	2024	Sinwoo Cho Omar Barrera Jack Kramer Vakhtang Chulukhadze Tzu-Hsuan Hsu Joshua Campbell Ian Anderson Ruochen Lu
+ PDF Chat	23.8-GHz Acoustic Filter in Periodically Poled Piezoelectric Film Lithium Niobate With 1.52-dB IL and 19.4% FBW	2024	Sinwoo Cho Omar Barrera Jack Kramer Vakhtang Chulukhadze Tzu-Hsuan Hsu Joshua Campbell Ian Anderson Ruochen Lu
+ PDF Chat	Conformal Walker metrics and linear Fefferman-Graham equations	2024	Ian Anderson Thomas Leistner Andree Lischewski Paweł Nurowski
+	Short-lived High-volume Multi-A(rmed)/B(andits) Testing	2023	Su Jia Andrew Li R. Ravi Nishant Oli Paul B. Duff Ian Anderson
+ PDF Chat	A new non-inheriting homogeneous solution of the Einstein-Maxwell equations with cosmological term	2022	Ian Anderson Charles G Torre
+ PDF Chat	Spacetime groups	2020	Ian Anderson Charles G Torre
+ PDF Chat	Explicit ambient metrics and holonomy	2020	Ian Anderson Thomas Leistner Paweł Nurowski
+	Environmental Changes and the Dynamics of Musical Identity	2019	Samuel F. Way Santiago Gil Ian Anderson Aaron Clauset
+	<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:mrow><mml:mi mathvariant="bold">Sp</mml:mi></mml:mrow><mml:mo stretchy="false">(</mml:mo><mml:mn>3</mml:mn><mml:mo>,</mml:mo><mml:mi mathvariant="double-struck">R</mml:mi><mml:mo stretchy="false">)</mml:mo></mml:math> Monge geometries in dimension 8	2017	Ian Anderson Paweł Nurowski
+	Exclusive and semi-exclusive $π^+π^-$ production in proton-proton collisions at sqrt(s) = 7 TeV	2017	Vardan Khachatryan Albert M. Sirunyan A. Tumasyan W. Adam E. Asilar T. Bergauer J. Brandstetter Erica Brondolin M. Dragicevic János Erö
+	Sp(3,R) Monge geometries in dimension 8	2016	Ian Anderson Paweł Nurowski
+	Conformal Walker metrics and linear Fefferman-Graham equations	2016	Ian Anderson Thomas Leistner Andree Lischewski Paweł Nurowski
+	Sp(3,R) Monge geometries in dimension 8	2016	Ian Anderson Paweł Nurowski
+	Bäcklund transformations for Darboux integrable differential systems: Examples and applications	2015	Ian Anderson Mark E. Fels
+ PDF Chat	Non-rigid parabolic geometries of Monge type	2015	Ian Anderson Zhaohu Nie Paweł Nurowski
+	Explicit ambient metrics and holonomy	2015	Ian Anderson Thomas Leistner Paweł Nurowski
+	Cartan Involutions and Cartan Decompositions of a Semi-Simple Lie Algebra	2015	Ian Anderson
+	A Backlund Transformation for the A2 Toda System (example 3.4)	2015	Ian Anderson Mark E. Fels
+	The Chevalley Basis for a Split Semi-simple Lie Algebra	2015	Ian Anderson
+	Fefferman-Graham Metrics from Nurowski Conformal Structures and their Infinitesimal Holonomy	2015	Ian Anderson Thomas Leistner Paweł Nurowski
+	Non-Isomorphic Real Simple Lie Algebras of the Same Complex Type and Character	2015	Ian Anderson
+	A Rank 7 Pfaffian System on a 15-Dimensional Manifold with f4 Symmetry Algebra	2015	Ian Anderson
+ PDF Chat	Bäcklund transformations for Darboux integrable differential systems	2014	Ian Anderson Mark E. Fels
+	Darboux Integrable Differential Systems: Examples and Applications	2014	Ian Anderson Mark E. Fels
+	Backlund Transformations for Darboux Integrable Differential Systems: Examples and Applications	2014	Ian Anderson Mark E. Fels
+	Non-Rigid Parabolic Geometries of Monge Type	2014	Ian Anderson Zhaohu Nie Paweł Nurowski
+	Backlund Transformations for Darboux Integrable Differential Systems: Examples and Applications	2014	Ian Anderson Mark E. Fels
+	Non-Rigid Parabolic Geometries of Monge Type	2014	Ian Anderson Zhaohu Nie Paweł Nurowski
+	Jordan Algebras and the Exceptional Lie algebra f4	2014	Ian Anderson
+	Cartan Subalgebras, Compact Roots and the Satake Diagram for su(2, 2)	2014	Ian Anderson
+	Combinatorial set theory	2013	Ian Anderson
+ PDF Chat	The Cauchy Problem for Darboux Integrable Systems and Non-Linear d'Alembert Formulas	2013	Ian Anderson
+	How To Create The Quaternion & Octonion Algebras	2013	Ian Anderson Thomas J. Apedaile
+	How To Create A Jordan Algebra	2013	Ian Anderson Thomas J. Apedaile
+	An Introduction to Differential Geometry with Maple (Lecture given at Park City Mathematics Institute, July 5, 2013)	2013	Ian Anderson
+	How to Create a Clifford Algebra	2013	Ian Anderson Thomas J. Apedaile
+	How To Find A Levi Decomposition of a Lie Algebra	2013	Ian Anderson
+	Variational principles for natural divergence-free tensors in metric field theories	2012	Ian Anderson Juha Pohjanpelto
+ PDF Chat	Symmetry Reduction of Exterior Differential Systems and Bäcklund Transformations for PDE in the Plane	2012	Ian Anderson Mark E. Fels
+	How to Create a Lie Algebra	2012	Ian Anderson
+	A Short Course in	2012	Ian Anderson Iiro Honkala
+ PDF Chat	New symbolic tools for differential geometry, gravitation, and field theory	2012	Ian Anderson Charles G Torre
+	The Octonions and the Exceptional Lie Algebra G2	2012	Ian Anderson
+	Backlund Transformations for Darboux Integrable Differential Systems	2011	Ian Anderson Mark E. Fels
+ PDF Chat	Rank 2 distributions of Monge equations: Symmetries, equivalences, extensions	2011	Ian Anderson Boris Kruglikov
+	Symmetry Reduction of Exterior Differential Systems and Backlund Transformations for PDE in the Plane	2011	Ian Anderson Mark E. Fels
+	Backlund Transformations for Darboux Integrable Differential Systems	2011	Ian Anderson Mark E. Fels
+	Darboux Integrability - A Brief Historial Survey	2011	Ian Anderson
+	B ̈acklund Transformations for Darboux Integrable Equations	2011	Ian Anderson
+	Reviews - An introduction to the theory of numbers (sixth edition), by G. H. Hardy and E. M. Wright. Pp. 620. 2008. £30 (paperback). ISBN: 978-0-19-921986-5 (Oxford University Press).	2010	Ian Anderson
+	Some narcissistic power-sequence Z(n+1) terraces with n an odd prime power	2010	Ian Anderson D. A. Preece
+ PDF Chat	SOME<sub><i>n</i>−2</sub>TERRACES FROM<sub><i>n</i></sub>POWER-SEQUENCES,<i>n</i>BEING AN ODD PRIME POWER	2009	Ian Anderson D. A. Preece
+ PDF Chat	Superposition formulas for exterior differential systems	2009	Ian Anderson Mark E. Fels Peter J. Vassiliou
+	Transformations of Darboux Integrable Systems	2009	Ian Anderson Mark E. Fels
+	Rank 2 distributions of Monge equations: symmetries, equivalences, extensions	2009	Ian Anderson Boris Kruglikov
+	Combinatorially fruitful properties of 3⋅2−1 and 3⋅2−2 modulo p	2008	Ian Anderson D. A. Preece
+	Transformations of Darboux Integrable Equations	2008	Ian Anderson
+	Euler and combinatorics	2007	Ian Anderson
+ PDF Chat	SOME $\mathbb{Z}_{n-1}$ TERRACES FROM $\mathbb{Z}_{n}$ POWER-SEQUENCES, $n$ BEING AN ODD PRIME POWER	2007	Ian Anderson D. A. Preece
+	Some <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si6.gif" overflow="scroll"><mml:msub><mml:mrow><mml:mi mathvariant="double-struck">Z</mml:mi></mml:mrow><mml:mrow><mml:mi>n</mml:mi><mml:mo>+</mml:mo><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:math> terraces from <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si7.gif" overflow="scroll"><mml:msub><mml:mrow><mml:mi mathvariant="double-struck">Z</mml:mi></mml:mrow><mml:mrow><mml:mi>n</mml:mi></mml:mrow></mml…	2007	Ian Anderson D. A. Preece
+	A general approach to constructing power-sequence terraces for <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si150.gif" overflow="scroll"><mml:msub><mml:mrow><mml:mi mathvariant="double-struck">Z</mml:mi></mml:mrow><mml:mrow><mml:mi>n</mml:mi></mml:mrow></mml:msub></mml:math>	2007	Ian Anderson D. A. Preece
+	Further results on logarithmic terraces	2007	Ian Anderson Leigh H.M. Ellison
+	Superposition Formulas for Darboux Integrable Exterior Differential Systems	2007	Ian Anderson Mark E. Fels Peter J. Vassiliou
+ PDF Chat	<scp>Andrews, G. E. and Eriksson, K.</scp><i>Integer partitions</i> (Cambridge University Press, 2004), x + 141 pp., 0 521 60090 1 (paperback), £15.99 ($24.99), 0 521 84118 6 (hardback), £40 ($70)	2006	Ian Anderson
+	A Co-chain map for the G-invariant de Rham complex	2006	Ian Anderson Mark E. Fels
+ PDF Chat	Exterior Differential Systems with Symmetry	2005	Ian Anderson Mark E. Fels
+	<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:mi mathvariant="double-struck">Z</mml:mi></mml:math>-cyclic ordered triplewhist tournaments on p elements, where <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si2.gif" overflow="scroll"><mml:mi>p</mml:mi><mml:mo>≡</mml:mo><mml:mn>5</mml:mn><mml:mspace width="0.16em" /><mml:mo stretchy="false">(</mml:mo><mml:mi>mod</mml:mi><mml:mspace width="0.16em" /><mml:mn>8</mml:mn><mml:mo …	2005	Ian Anderson Leigh H.M. Ellison
+ PDF Chat	A CO-CHAIN MAP FOR THE G INVARIANT DE RHAM COMPLEX	2005	Ian Anderson Mark E. Fels
+	Counting and configurations; problems in combinatorics, arithmetic and geometry, by Jiri Herman, Radan Kucera and Jaromir Simsa. Translated by Karl Dilcher. Pp.408. £49. 2003. ISBN 0 387 95552 6 (Springer-Verlag).	2004	Ian Anderson
+	Discrete mathematics and proof in the high school	2004	Aiso Heinze Ian Anderson Kristina Reiss
+	Low Dimensional Lie Algebras with Maple and Applications to DifferentialGeometry and Differential Equations	2004	Ian Anderson
+	Narcissistic half-and-half power-sequence terraces for Zn with n=pqt	2003	Ian Anderson D. A. Preece
+ PDF Chat	Elementary number theory with applications, by Thomas Koshy. Pp. 716. £39.95. 2002. ISBN 0 12 421171 2 (Harcourt Academic Press).	2003	Ian Anderson
+	Power-sequence terraces for Zn where n is an odd prime power	2003	Ian Anderson D. A. Preece
+	Nonlinear Superposition Principles for Exterior Differential Systems	2003	Ian Anderson
+ PDF Chat	Transverse group actions on bundles	2002	Ian Anderson Mark E. Fels
+	A Survey of Classical Integration Methods for Partial Differential Equations	2002	Ian Anderson
+	A First Course in Discrete Mathematics	2002	Ian Anderson
+	Partitions and Colourings	2002	Ian Anderson
+ PDF Chat	Group invariant solutions without transversality and the principle of symmetric criticality	2001	Ian Anderson Mark E. Fels Charles G Torre
+	Some cyclic and 1-rotational designs	2001	Ian Anderson
+ PDF Chat	Group invariant solutions in mathematical physics and differential geometry	2001	Ian Anderson Mark E. Fels Charles G Torre
+	Group Invariant Solutions in Mathematical Physics and Differential Geometry	2001	Ian Anderson Mark E. Fels Charles G Torre
+	A textbook of graph theory, by R. Balakrishnan and K. Ranganathan. Pp. 227. £37.50. 2000. ISBN 0 387 98859 9 (Springer).	2000	Ian Anderson
+ PDF Chat	Group Invariant Solutions Without Transversality	2000	Ian Anderson Mark E. Fels Charles G Torre
+ PDF Chat	Group Invariant Solutions without Transversality and the Principle of Symmetric Criticality	1999	Ian Anderson Mark E. Fels Charles G Torre
+	New Product Theorems for Z-Cyclic Whist Tournaments	1999	Ian Anderson Norman J. Finizio Philip Leonard
+ PDF Chat	Multivariate Statistical Analysis of Particle X-ray Spectra	1998	Ian Anderson John A. Small
+	Generalized Laplace invariants and the method of Darboux	1997	Martin Juráš Ian Anderson
+ PDF Chat	Multivariate Statistical Analysis of Spectrum Lines From Si<sub>3</sub>N<sub>4</sub> Grain Boundaries	1997	Philip M. Rice K.B. Alexander Ian Anderson
+ PDF Chat	Multivariate Statistical Analysis of Spectrum Lines and Images	1997	Ian Anderson J. Bentley
+ PDF Chat	Multivariate statistical analysis of spectrum lines and images	1997	Ian Anderson J. Bentley
+	The variational bicomplex for hyperbolic second-order scalar partial differential equations in the plane	1997	Ian Anderson Niky Kamran
+ PDF Chat	V. N. Sachkov Combinatorial methods in discrete mathematics (Encyclopedia of Mathematics and its Applications, Vol. 55, Cambridge University Press, Cambridge, 1996), xiii + 306 pp., 0 521 45513 8 (hardback), £45 (US$69.95).	1997	Ian Anderson
+	Triplewhist tournaments that are also Mendelsohn designs	1997	Ian Anderson Norman J. Finizio
+ PDF Chat	Asymptotic Conservation Laws in Classical Field Theory	1996	Ian Anderson Charles G Torre
+	Multivariate statistical analysis of a series of alchemi spectra	1996	Ian Anderson J. Bentley
+	Asymptotic conservation laws in classsical field theory	1996	Ian Anderson Charles G Torre
+ PDF Chat	Classification of local generalized symmetries for the vacuum Einstein equations	1996	Ian Anderson Charles G Torre
+	Some 2-rotational and cyclic designs	1996	Ian Anderson
+	Interfacial Characterization with Spectrum-Lines and Multivariate Statistical Analysis	1996	Ian Anderson J. Bentley
+	Symmetries, Conservation Laws, and Variational Principles for VectorField Theories	1996	Ian Anderson Juha Pohjanpelto
+	Conservation laws and the variational bicomplex for second-order scalar hyperbolic equations in the plane	1995	Ian Anderson Niky Kamran
+	The cohomology of invariant variational bicomplexes	1995	Ian Anderson Juha Pohjanpelto
+	Infinite Dimensional Lie Algebra Cohomology and the Cohomology of In-variant Euler-Lagrange Complexes: A Prelimenary Report	1995	Ian Anderson Juha Pohjanpelto
+	La Cohomologie du complexe bi-gradu´e variationnel pour les ´equationsparaboliques du deuxi´eme ordre dans le plan	1995	Ian Anderson N. Kamran
+	The Cohomology of Invariant Variational Bicomplexes	1995	Ian Anderson Juha Pohjanpelto
+	Conservation Laws and the Variational Bicomplex for Second-Order Scalar Hyperbolic Equations in the Plane	1995	Ian Anderson Niky Kamran
+	Variational principles for differential equations with symmetries and conservation laws	1995	Ian Anderson Juha Pohjanpelto
+	Variational principles for differential equations with symmetries and conservation laws	1994	Ian Anderson Juha Pohjanpelto
+	Combinatorial matrix theory, by R.A. Brualdi and H.J. Ryser. Pp 367. £35. 1991. ISBN 0-521-322-65-0 (Cambridge University Press)	1994	Ian Anderson
+	Classification of Generalized Symmetries for the Vacuum Einstein Equations	1994	Ian Anderson Charles G Torre
+	Internal, External, and Generalized Symmetries	1993	Ian Anderson Niky Kamran Peter J. Olver
+ PDF Chat	Symmetries of the Einstein equations	1993	Charles G Torre Ian Anderson
+	Mathematics of Ramsey theory, edited by J. Nesetril and V. Rodl. Pp 269. DM 128. 1990. ISBN 0-387-18191-1 (Springer)	1992	Ian Anderson
+	Distance regular graphs, by A. E. Brouwer, A. M. Cohen and A. Neumaier. Pp 495. DM148. 1989. ISBN 3-540-50619-5 (Springer)	1990	Ian Anderson
+	Asymptotic bounds for classical Ramsey numbers, by John A. WinnJr ., Pp 102. $11·00.1988. ISBN 0-936428-11-2 (Polygonal Publishing House)	1990	Ian Anderson
+	A first course in combinatorial mathematics (2nd ed.)	1989	Ian Anderson
+	Combinatorics of Finite Sets.	1989	Daniel J. Kleitman Ian Anderson
+	An Erdös-Ko-Rado theorem for multisets	1988	Ian Anderson
+	Map coloring, polyhedra, and the four-color problem, by David Barnette. Pp 168. £27·60. 1983. ISBN 0-88385-309-4 (Mathematical Association of America)	1987	Ian Anderson
+	Ten applications of graph theory, by H. Walther. Pp 252. £26·75. 1985. ISBN 90-277-1599-8 (Reidel)	1986	Ian Anderson
+	THE ERDÖS–KO–RADO THEOREM WITH VALENCY CONDITIONS	1986	Ian Anderson A. J. W. Hilton
+	Determinantal ideals and the Capelli identities	1985	Ian Anderson
+	Surveys in combinatorics, 1985	1985	Ian Anderson
+	Counting common representatives and symmetric chain decompositions	1985	Ian Anderson
+	Natural Variational Principles on Reimannian Manifolds	1984	Ian Anderson
+	An introduction to convex polytopes, by A. Brondsted. Pp 160. DM69. 1983. ISBN3-540-90722-X (Springer-Verlag)	1984	Ian Anderson
+	Variational principles for second-order quasi-linear scalar equations	1984	Ian Anderson T. Duchamp
+	Triples, current graphs and biembeddings	1982	Ian Anderson
+	Quadrilateral embeddings of bipartite graphs	1981	Ian Anderson
+	Sums of Squares and Binomial Coefficients	1981	Ian Anderson
+	Infinite families of biembedding numbers	1979	Ian Anderson
+ PDF Chat	On the structure of divergence-free tensors	1978	Ian Anderson
+	Current graphs and bi‐embeddings	1978	Ian Anderson Arthur T. White
+	Tensorial Euler-Lagrange expressions and conservation laws	1978	Ian Anderson
+	Tensorial Euler-Lagrange expressions and conservation laws	1978	Ian Anderson
+	Intersection theorems and a lemma of Kleitman	1976	Ian Anderson
+	Primitive polynomial subsequences	1974	Ian Anderson Stephen D. Cohen W Stothers
+ PDF Chat	Sufficient conditions for matchings	1972	Ian Anderson
+	Perfect matchings of a graph	1971	Ian Anderson
+ PDF Chat	A concavity problem in number theory	1971	Ian Anderson
+ PDF Chat	A variance method in combinatorial number theory	1969	Ian Anderson
+ PDF Chat	Primitive sequences whose elements have no large prime factors	1969	Ian Anderson
+	On the Divisors of a Number	1968	Ian Anderson
+	An application of a theorem of de Bruijn Tengbergen, and Kruyswijk	1967	Ian Anderson

Common Coauthors

Coauthor	Papers Together
Mark E. Fels	22
Charles G Torre	13
Paweł Nurowski	11
D. A. Preece	8
Juha Pohjanpelto	7
Sinwoo Cho	6
Joshua Campbell	6
Ruochen Lu	6
Jack Kramer	6
Thomas Leistner	5
Tzu-Hsuan Hsu	5
Vakhtang Chulukhadze	5
Omar Barrera	4
J. Bentley	4
Niky Kamran	4
Zhaohu Nie	3
Thomas J. Apedaile	3
Boris Kruglikov	2
Omar A. Barrera	2
Peter J. Vassiliou	2
Ming‐Huang Li	2
Andree Lischewski	2
Norman J. Finizio	2
Leigh H. M. Ellison	2
Guo-Ming Chen	1
Supratik Dasgupta	1
L. Uplegger	1
V. Brigljević	1
R. Wolf	1
S. Padhi	1
A. Roy	1
R. Wang	1
Hadi Behnamian	1
D. Majumder	1
M. Guilbaud	1
U. Goerlach	1
M. A. Ciocci	1
H. Oğul	1
D. Dutta	1
P. Azzurri	1
S. Sánchez Cruz	1
W Stothers	1
R. Klanner	1
R. Kumar	1
Ridhi Chawla	1
N. Bacchetta	1
B. Bilki	1
T. Weiler	1
A. Dierlamm	1
K. Piotrzkowski	1

Commonly Cited References

Action	Title	Year	Authors	# of times referenced
+ PDF Chat	Applications of lie groups to differential equations	1990	Peter J. Olver	14
+	Applications of Lie Groups to Differential Equations	1986	Peter J. Olver	12
+ PDF Chat	Superposition formulas for exterior differential systems	2009	Ian Anderson Mark E. Fels Peter J. Vassiliou	10
+	Characteristic cohomology of differential systems II: Conservation laws for a class of parabolic equations	1995	Robert L. Bryant Phillip Griffiths	10
+	Lie's Structural Approach to PDE Systems	2000	Olle Stormark	9
+	Hyperbolic exterior differential systems and their conservation laws, part I	1995	Robert L. Bryant Phillip Griffiths Lucas Hsu	8
+	Hyperbolic exterior differential systems and their conservation laws, part II	1995	Robert L. Bryant P. A. Griffiths Lucas Hsu	8
+ PDF Chat	Exterior Differential Systems with Symmetry	2005	Ian Anderson Mark E. Fels	8
+	Theory of Differential Equations.	1961	Paul Brock Andrew Russell Forsyth	8
+	Symmetries and Differential Equations	1989	George W. Bluman Sukeyuki Kumei	7
+	On the Darboux integrable hyperbolic equations	1995	В. В. Соколов А. В. Жибер	7
+	On variation bicomplexes associated to differential equations	1982	Tōru Tsujishita	7
+ PDF Chat	Recherches sur quelques équations aux dérivées partielles du second ordre	1899	É. Goursat	7
+	Power-sequence terraces for Zn where n is an odd prime power	2003	Ian Anderson D. A. Preece	6
+	Integrating Scalar Ordinary Differential Equations with Symmetry Revisited	2006	Mark E. Fels	6
+	Exterior Differential Systems	1991	Robert L. Bryant Shiing-Shen Chern Robert B. Gardner Hubert Goldschmidt P. A. Griffiths	6
+ PDF Chat	Bäcklund Transformations and Darboux Integrability for Nonlinear Wave Equations	2009	Jeanne N. Clelland Thomas Ivey	6
+ PDF Chat	Les systèmes de Pfaff, à cinq variables et les équations aux dérivées partielles du second ordre	1910	Élie Cartan	5
+	Parabolic Geometries I	2009	Andreas Čap Jan Slovák	5
+	Natural Variational Principles on Reimannian Manifolds	1984	Ian Anderson	5
+	Generalized Laplace invariants and the method of Darboux	1997	Martin Juráš Ian Anderson	5
+	Group Analysis of Differential Equations.	1985	Willard Miller Л.В. Овсянников	5
+	Narcissistic half-and-half power-sequence terraces for Zn with n=pqt	2003	Ian Anderson D. A. Preece	5
+	Leçons sur l'intégration des équations aux dérivées partielles du second ordre à deux variables indépendantes:	1896	Édouard Goursat	5
+	Internal, External, and Generalized Symmetries	1993	Ian Anderson Niky Kamran Peter J. Olver	4
+ PDF Chat	The principle of symmetric criticality	1979	Richard S. Palais	4
+	Leçons sur la Théorie Générale des Surfaces et les Applications Géométriques Du Calcul Infinitésimal	2001	Gaston Darboux	4
+ PDF Chat	SOME $\mathbb{Z}_{n-1}$ TERRACES FROM $\mathbb{Z}_{n}$ POWER-SEQUENCES, $n$ BEING AN ODD PRIME POWER	2007	Ian Anderson D. A. Preece	4
+	Map Color Theorem	1974	Gerhard Ringel	4
+ PDF Chat	Applications of Lie Groups to Differential Equations	1993	Peter J. Olver	4
+	Group Analysis of Differential Equations	1982		4
+	Foundations of Differential Geometry	1963	Shôshichi Kobayashi Katsumi Nomizu	4
+	A global formulation of the Lie theory of transformation groups	1957	Richard S. Palais	4
+	Lie Groups, Lie Algebras, and Their Representations	1984	V. S. Varadarajan	4
+ PDF Chat	Differential Systems Associated with Simple Graded Lie Algebras	2018	Keizo Yamaguchi	4
+	Cohomology of Infinite-Dimensional Lie Algebras	1986	D. B. Fuks	3
+	The variational bicomplex for hyperbolic second-order scalar partial differential equations in the plane	1997	Ian Anderson Niky Kamran	3
+ PDF Chat	Vessiot structure for manifolds of $(p,q)$-hyperbolic type: Darboux integrability and symmetry	2000	Peter J. Vassiliou	3
+ PDF Chat	Ambient metrics with exceptional holonomy	2012	Thomas Leistner Paweł Nurowski	3
+	Sur la résolution des équations dz/dx = R(x, z) (R rationnel en z) par des itérations intégrales et différentielles convergentes	1943	Edmond Lahaye	3
+	The Differential Invariants of Generalized Spaces	1935	Hal L. Smith T. Y. Thomas	3
+ PDF Chat	Sur l'équivalence absolue de certains systèmes d'équations différentielles et sur certaines familles de courbes	1914	Élie Cartan	3
+ PDF Chat	Transverse group actions on bundles	2002	Ian Anderson Mark E. Fels	3
+	Characteristic cohomology of differential systems	2002	Niky Kamran	3
+	Backlund Transformations for Darboux Integrable Differential Systems	2011	Ian Anderson Mark E. Fels	3
+	The cohomology of invariant variational bicomplexes	1995	Ian Anderson Juha Pohjanpelto	3
+	On the Divisors of a Number	1968	Ian Anderson	3
+ PDF Chat	Differential equations and conformal structures	2004	Paweł Nurowski	3
+	Über den Begriff der Klasse von Differentialgleichungen	1935	David Hilbert	3
+ PDF Chat	A SUB-PRODUCT CONSTRUCTION OF POINCARÉ–EINSTEIN METRICS	2009	A. Rod Gover Felipe Leitner	3