George Bluman

  • Position: Professor, UBC
  • Background:
    • B.Sc. (Hon. Math/Physics), UBC (1964)
    • Ph.D. (Applied Math), Caltech (1968)
  • Office: Mathematics Annex 1112
  • E-mail: bluman(at)math(dot)ubc(dot)ca
  • Phone: 604-822-3044     Fax: 604-822-6074

 

Research Interests

Symmetries and differential equations, Conservation laws

Research in Progress

Publications

     Papers

  • Bluman, G, Construction of Solutions to Partial Differential Equations by the Use of Transformation Groups, Ph.D. Thesis, Caltech (1967)
    http://etd.caltech.edu/etd/available/etd-04082005-155822/unrestricted/Bluman_gw_1968.pdf
  • Bluman, G & Cole, J, General similarity solution of the heat equation, J. Math. Mech. 18 (1969), 1025-1042.
    http://www.math.ubc.ca/~bluman/jmm article 1969.pdf
  • Bluman, G, Similarity solutions of the one-dimensional Fokker-Planck equation, Internat. J. Nonlinear Mech., 6 (1971), 143-153.
    IntJ.Nomnline.Mech71.pdf
  • Bluman, G, Applications of the general similarity solution of the heat equation to boundary value problems, Quarterly Appl. Math. XXXI (1974), 403-415.
  • Bluman, G, Use of group methods for relating linear and nonlinear partial differential equations, Proceedings of International Conference on Symmetry,
    Similarity and Group Theoretic Methods in Mechanics, Calgary, 1974, 203-218
  • Milinazzo, F & Bluman, G, Numerical similarity solutions to Stefan Problems, ZAMM 55 (1975), 423-429.
  • Bluman, G & Kumei, S, On the remarkable nonlinear diffusion equation , J. Math. Phys. 21 (1980), 1019-1023.
    JMP1980.pdf
  • Bluman, G, On the transformation of diffusion processes into the Wiener process, SIAM J. Appl. Math., 39 (1980), 238-247.
    SIAM1980.pdf
  • Kumei, S & Bluman, G, When nonlinear differential equations are equivalent to linear differential equations, SIAM J. Appl. Math. 42 (1982), 1157-1173.
    SIAM1982.pdf
  • Bluman, G, Dimensional Analysis, Modelling and Symmetry, Int. J. of Math Ed. in Science and Technology, 14 (1983), 259-272.
  • Bluman, G, On mapping linear partial differential equations to constant coefficient equations, SIAM J. Appl. Math., 43 (1983), 1259-1273.
    SIAM1983.pdf
  • Bluman, G & Gregory, RD, On transformations of the biharmonic equation, Mathematika, 32 (1985), 118-130.
  • Bluman, G & Kumei, S, On invariance properties of the wave equation, J. Math. Phys. 28 (1987), 307-318.
    blumankumeijmp1987.pdf
  • Bluman, G & Tuckwell, H, Techniques for obtaining analytical solutions for Rall's model neuron, J. of Neuroscience Methods 20 (1987), 151-166.
    jneuro.pdf
  • Bluman, G & Kumei, S, Exact solutions for wave equations of two-layered media with smooth transition, J. Math Phys. 29 (1988), 86-96.
    JMP1988aTwo-layered.pdf
  • Bluman, G, Kumei, S & Reid, G, New classes of symmetries for partial differential equations, J. Math. Phys. 29 (1988), 806-811.
    JMP1988aNewclasses.pdf
  • Bluman, G & Reid, G, New symmetries for ordinary differential equations, IMA J. App. Math., 40 (1988), 87-94.
    IMA_JAM1998.pdf
  • Bluman, G & Kumei S, Use of group analysis in solving overdetermined systems of ordinary differential equations, J. Math. Anal. Appl. 138 (1989), 95-105.
    JMAA1989aOverdetermined.pdf
  • Bluman, G & Reid, G, Sequences of related linear PDE's, J. Math. Anal. Appl. 144 (1989), 565-585.
    JMAA1989bSequences.pdf
  • Bluman, G, Simplifying the form of Lie groups admitted by a given differential equation, J. Math. Anal. Appl. 145 (1990), 52-62.
  • Bluman, G & Kumei, S, Symmetry-based algorithms to relate partial differential equations. I. Local symmetries, EJAM 1 (1990), 189-216.
  • Bluman, G & Kumei, S, Symmetry-based algorithms to relate partial differential equations. II. Linearization by nonlocal symmetries, EJAM 1 (1990), 217-223.
  • Bluman, G, A reduction algorithm for an ordinary differential equations admitting a solvable Lie group. SIAM J. Appl. Math 50 (1990), 1689-1705.
    SIAM1990aReduction.pdf
  • Bluman, G, Invariant solutions for ordinary differential equations, SIAM J. Appl. Math. 50 (1990), 1706-1715.
    SIAM1990bInvariant.pdf
  • Bluman, G, Potential symmetries, Proceedings of the Annual Seminar of CMS on Lie Theory Differential Equations and Representation Theory, CRM, Montreal (1990), 85-100.
  • Bluman, G, Linearization of PDEs, Springer Lecture Notes in Physics, Vol. 382 (1991) 285-288.
  • Bluman, G, Use and construction of potential symmetries, Math. Comput. Modelling, 8 (1993), 1-14.
    MathComputModel1993.pdf
  • Bluman, G, Potential symmetries and linearization, in "Applications of Analytic and Geometric Methods to Nonlinear Differential Equations", P.A. Clarkson (ed.) Kluwer, (1993), 363-373.
  • Bluman, G, An overview of potential symmetries, in "Exploiting Symmetry in Applied and Numerical Analysis", E.L. Allgower et al. (eds.), AMS Lectures in Applied Mathematics, vol. 29, (1993), 97-109.
  • Bluman, G, Potential symmetries and equivalent conservation laws, in "Modern Group Analysis: advanced analytical and computational methods in mathematical physics," N. H. Ibragimov et al (eds.), Kluwer, (1993), 71-84.
  • Bluman, G & Doran-Wu, P, The use of factors to discover potential systems or linearizations, Acta Applicandae Mathematicae 41 (1995), 21-43.
  • Anco, S & Bluman, G, Derivation of conservation laws from nonlocal symmetries of differential equations, J. Math. Phys. 37 (1996), 2361-2375.
    JMP1996.pdf
  • Bluman, G & Shtelen, V, New classes of Schrodinger equations equivalent to the free particle equation through non-local transformations, J. Phys. A 29 (1996), 4473-4480.
    jphysA96.pdf
  • Bluman, G, Developments in similarity methods related to pioneering work of Julian Cole, in Mathematics is for Solving Problems, S L. P. Cook, V. Roytburd, M. Tulin (eds.), SIAM (1996) 105-118.
  • Anco, S & Bluman, G, Direct construction of conservation laws from field equations, Phys. Rev. Lett. 78 (1997), 2869-2873.
    PhysRevLett97.pdf
  • Anco, S & Bluman, G, Nonlocal symmetries and nonlocal conservation laws of Maxwell's equations, J. Math. Phys. 38 (1997), 3508-3532.
    JMP1997.pdf
  • Anco, S & Bluman, G, Integrating factors and first integrals for ordinary differential equations, EJAM 9 (1998), 245-259.
    EJAM1998.pdf
  • Bluman, G, Cook, L. Pamela, Flaherty, Joe, Kevorkian, J, Malmuth, Norman, O'Malley, Robert, Schwendeman, Donald W & Tulin, Marshall, Julian D. Cole (1925-1999) Notices of the AMS 47 (2000), 466-473.
  • Anco, S & Bluman, G, Direct construction method for conservation laws of partial differential equations.
    Part I: Examples of conservation law classifications, EJAM 13, (2002) 545-566.
    EJAM2002(1).pdf
  • Anco, S & Bluman, G, Direct construction method for conservation laws of partial differential equations.
    Part II: General treatment, EJAM 13 (2002), 567-585.
    EJAM2002(2).pdf
  • Bluman, G & Shtelen,V, Nonlocal transformations of Kolmogorov equations into the Backward heat equation, J. Math. Anal. Appl. 291 (2004), 419-437.
    blumanshtelenjmaa.pdf
  • Bluman, G & Yan, Z, Nonclassical potential solutions of partial differential equations, EJAM 16 (2005), 239-261.
    http://www.math.ubc.ca/~bluman/bluman yan ejam.pdf
  • Bluman, G, Temuerchaolu & Sahadevan, R, Local and nonlocal symmetries for nonlinear telegraph equations, J. Math. Phys 46 (2005), 023505 (12 journal pages)
    BTSJMP2005.pdf
  • Bluman, G & Temeuerchaolu, Conservation laws for nonlinear telegraph equations, J. Math. Anal Appl. 310 (2005), 459-476.
    BTjmaa2005.pdf
  • Bluman, G & Temuerchaolu, Comparing symmetries and conservation laws of nonlinear telegraph equations, J. Math. Phys. 46 (2005), 073513 (14 journal pages)
    BTjmp2005.pdf
  • Bluman, G, Connections between symmetries and conservation laws., SIGMA, 1 (2005), Paper 011, 16 pages.
    http://www.emis.de/journals/SIGMA/2005/Paper011/sigma05-011.pdf
  • Bluman, G & Cheviakov,A, Framework for potential systems and nonlocal symmetries: Algorithmic approach, J. Math. Phys. 46(2005), 123506 (19 journal pages)
    bcjmp2005.pdf
  • Bluman, G, Temuerchaolu & Anco, S, New conservation laws obtained directly from symmetry action on a known conservation law, J. Math. Anal. Appl. 322 (2006), 233-250. BTAjmaa2006.pdf
  • Bluman, G, Cheviakov, A & Ivanova, N, Framework for nonlocally related partial differential equations systems and nonlocal symmetries: Extension, simplification, and examples, J. Math. Phys. 47 (2006) 113505 (23 journal pages)
    BCIJMP2006.pdf
  • Bluman, G & Cheviakov, A, Nonlocally related systems, linearization and nonlocal symmetries for the nonlinear wave equation. . Math. Anal. Appl. 333 (2007) 93-111.
    Bcjmaa2007.pdf
  • Bluman, G, Cheviakov, A & Senthilvelan, M, Solution and asymptotic/blow-up behaviour of a class of nonlinear dissipative systems J. Math. Anal. Appl. 339 (2008) 1199-1209. BCSjmaa2008.pdf
  • Anco, S, Bluman, G & Wolf, T, Invertible mappings of nonlinear PDEs to linear PDEs through admitted conservation laws, Acta Appl. Math 101 (2008) 21-38.
    ACTA2008.pdf
  • Bluman, G, Nonlocal extensions of similarity methods, J. Nonlin. Math. Phys. 15 (2008) 1-24.
    JNLMP2008.pdf
  • Bluman, G, Cheviakov, A & Ganghoffer, J-F, Nonlocally related PDE systems for one-dimensional nonlinear elastodynamics, J. Eng. Math. 62 (2008) 203-221.
    JEngMath2008.pdf
  • Bluman, G, Cheviakov, A and Ganghoffer, J-F, On the nonlocal symmetries, group invariant solutions and conservation laws of nonlinear dynamical compressible elasticity, 14pp. To appear in IUTAM proceedings, 2009.
    IUTAM2009.pdf
  • Bluman, G, Cheviakov, A and Anco, S, Construction of conservation laws: how the direct method generalizes Noether’s theorem, 23pp. To appear in proceedings of conference on Symmetry and Integrability (Cyprus), 2009.

     Books

  • Group Properties of Differential Equations (translation with numerous corrections of book in Russian by LV Ovsiannikov), 1967.
  • Bluman, G & Cole, J, Similarity Methods for Differential Equations, Springer-Verlag New York, Heidelberg, Berlin, 1974, 332 pp (Vol. 13, Appl. Math. Sci.).
  • Bluman, G, Problem Book for First Year Calculus, Springer-Verlag, New York, Berlin, Heidelberg, Tokyo, 1984, 384 pp, clothbound; 1985, paperback.
  • Bluman, G & Maskall, D, Problems for Grade 12 Mathematics Students Useful as Preparation for the Euclid Mathematics Contest and/or First Year Calculus. Dept. of Math., UBC, 1985, 113 pp (revised,1986).
  • Bluman, G & Kumei, S, Symmetries and Differential Equations, Springer-Verlag New York, Heidelberg, Berlin, 1989, 412 pp (Vol. 81, Appl. Math. Sci; reprinted with corrections, 1996); Chinese edition, 1991.
  • Bluman, G & Anco, S, Symmetry and Integration Methods for Differential Equations, Springer, New York, 2002, 420 pp (Vol. 154, Appl. Math. Sci; Chinese edition, 2004; Chinese edition in English (see www.wpcbj.com.cn) 2004; Chinese translation (see www.sciencep.com) 2009
  • Bluman, G, Cheviakov, A & Anco, S, Applications of Symmetry Methods to Partial Differential Equations, Springer, New York. Expected date of publication: November 2009.

     Book Reviews

  • "Symposium Transsonicum II (IUTAM)", Canadian Aeronautics and Space Journal, 24 (1978), 57-58.
  • "Group Invariance in Engineering Boundary Value Problems", by R. Seshadri and T.Y. Na, SIAM Review, 28 (1986), 248-249.
  • "Application of Lie Groups to Differential Equations", by Peter Olver, Vol. 107 of GTM, AMS Bulletin 18 (1988), 73-78.
  • "Nonlinear Boundary Value Problems in Science and Engineering" by C. Rogers and W.F. Ames, SIAM Review 33 (1991), 294-296.
  • "Differential Equations and Group Methods" by J. M. Hill, SIAM Review 36 (1994), 117.

Courses

Curriculum Vitae