Uri Elias 
 Department of Mathematics, Technion,  Haifa 32000, ISRAEL
 Office:  04-8294183,  Fax: 04-8324654,  Home:  04-8221898
 This page:  http://www.math.technion.ac.il/~elias

"Oscillation theory of two-term differential equations"   Kluwer Academic Publishers, Mathematics and its Applications, Volume 396,   ISBN 0-7923-4447-2, 1997. Contents, Preface and Index pages of the book, its   Reference list MR review ,       Zentralblatt review Order a copy from Kluwer .

מבוא למשואות דיפרנציאליות רגילות               הפקולטה למתמטיקה, הטכניון - מכון טכנולוגי לישראל, 2009 מבוא ותוכן ענינים של הספר

• (with H. Gingold) Approximation of the Jacobi polynomials and the Racah coefficients,
  Rocky Mountain J. Math., to appear.     (pdf)
• Existence of global solutions of some ordinary differential equations,
  J. Math. Anal. Appl., 340(2008), 739-745.     (pdf)
• Qualitative analysis of a differential equation of Abel,
  Amer. Math. Monthly, 115(2008), 147-149.     (pdf)
• (with H. Gingold) On the approximation of Jacobi polynomials,
  Rocky Mountain J. Math., 37(2007), 159-184.     (pdf)
• (with H. Gingold) Critical points at infinity and blow up of solutions of autonomous polynomial differential systems,
  J. Math. Anal. Appl., 318(2006), 305-322.     (pdf)
• Singular eigenvalue problems for the equation y ⁽ⁿ⁾ + &lambda p(x) y = 0,
  Monatshefte fur Mathematik 142(2004), 205-225.     (pdf)
• Eventual disconjugacy of y ⁽ⁿ⁾ + &mu p(x) y = 0 for every &mu,
  Arch. Math. (Brno), 40(2004), 193-200.     (ps)
• (with H. Gingold) A framework for asymptotic integration of differential systems,
  Asymptotic Analysis. 35(2003), 281-300.     (pdf)
• Rearrangement of a conditionally convergent series
  American Mathematical Monthly, 110(2003), 57.     (pdf)
• (with A. Pinkus) Non-linear eigenvalue problems for a class of ordinary differential equations ,
  Proceedings of the Royal Society of Edinburgh, 132A (2002),1333-1359.     (pdf)
• (with A. Pinkus) Non-linear eigenvalue-eigenvector problems for STP matrices ,
  Proceedings of the Royal Society of Edinburgh, 132A (2002), 1307-1331.     (pdf)
• (with H. Gingold) A method of asymptotic integration of almost diagonal systems,
  Asymptotic Analysis 29(2002), 343-357.     (pdf)
• (with H. Gingold) Effects of varying nonlinearity and their singular perturbation flavour    (pdf)
  J. Math. Anal. Appl., 248(2000), 309-326.
  
• Bounds for solutions of a differential inequality
  Proc. Amer. Math. Soc., 128(2000), 475-484.     (ps)
  
• (with H. Gingold) More on asymptotic approximation and application for matrix differential equations
  J. Math. Anal. Appl., 230(1999), 97-111.     (pdf)
• (with A. Skerlik) On a conjecture about an integral criterion for oscillation
  Arch. Math. (Brno), 34(1998),393-399.     (ps)
  
• Integral means and Polya factorizations
  Proc. Amer. Math. Soc., 126(1998), no. 7, 2071-2075.     (ps)
  
• `Disconjugacy' - a short article,
  Encyclopaedia of Mathematics, Supplement Volume I, p. 225-226.     (ps)
  
• (with H. Gingold) Asymptotic approximation for matrix differential equations and applications,
  Differential and Integral Equations, 10(1997), 137-152.     (ps)
• (with D. Aharonov and R. L. Devaney) The dynamics of a piecewise linear map and its smooth approximation,
  International J. of Bifurcation and Chaos, 7(1997), 351-372     (ps)
• (with H. Gingold) Oscillation and block diagonalization,
  J. Math. Anal. Appl., 199(1996), 202-212.     (ps)
  
• (with H. Gingold) Oscillation of two-term differential equations through asymptotics,
  J. Math. Anal. Appl., 186(1994), 283-305.     (ps)
  

Some old works

• Zeros of solutions and of Wronskians for the differential equation L_ny + p(x) y = 0,
  Trans. Amer. Math. Soc., 324(1991), 27-40.     (pdf)
• (with D. Aharonov) Parabolic fixed points, invariant curves and action-angle variables,
  Ergodic Theory and Dynamical systems, 10(1990), 231-245.     (ps)
• (with D. Aharonov) Invariant curves around a parabolic fixed point at infinity,
  Ergodic Theory and Dynamical systems, 10(1990), 209-229.     (pdf)
• A classification of the solutions of a differential equation according to their behaviour at infinity, II
  Proc. Royal Soc. Edinburgh 100A(1985), 53-66.     (pdf)
• Comparison theorems for disfocality and disconjugacy of differential equations"
  SIAM J. Math. Anal., 15(1984), 922-931.     (pdf)
• (with K. Kreith) Nonlinear differential systems with monotone solutions
  Hiroshima Math. J., 10(1980), 553-556.     (pdf)
• A classification of the solutions of a differential equation according to their asymptotic behaviour
  Proc. Royal Soc. Edinburgh 83A(1979), 25-38.     (pdf)
• Oscillatory solutions and extremal points for linear differential equations
  Archive Rat. Mech. Anal., 71(1979), 177-198.     (ps)
• Necessary conditions and sufficient conditions for disfocality and disconjugacy of a differential equation
  Pacific J. Math., 81(1979), 379-397.     (pdf)
• Eigenvalue problems for the equation Ly + &lambda p(x) y = 0
  J. Differential equations, 29(1978), 28-57.     (pdf)
• Nonoscillation and eventual disconjugacy
  Proc. Amer. Math. Soc., 66(1977), 269-275.     (pdf)