PUBLICATIONS
by
Tevian Dray



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BOOKS

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JOURNAL ARTICLES
Relativity
  1. On the Regularity of Ernst's Generalized C-Metric,
       Tevian Dray and Martin Walker, Lett. Math. Phys. 4, 15–18 (1980).
  2. On the Existence of Solutions to Einstein's Equation with Non-Zero Bondi News,
       Abhay Ashtekar and Tevian Dray, Commun. Math. Phys. 79, 581–589 (1981).
  3. On the Asymptotic Flatness of the C-Metrics at Spatial Infinity,    (published abstract)
       Tevian Dray, Gen. Rel. Grav. 14, 109–112 (1982).
  4. Particle Creation with Finite Energy Density,
       Tevian Dray, Jürgen Renn, and Donald C. Salisbury, Lett. Math. Phys. 7, 145–153 (1983).
  5. The Normal-Form (In)Dependence of the Adiabatic Particle Definitions,
       Tevian Dray and Jürgen Renn, Gen. Rel. Grav. 16, 325–332 (1984).    (published abstract)
  6. Space-Times with a Stable Adiabatic Vacuum,    (published abstract)
       Tevian Dray and Jürgen Renn, Gen. Rel. Grav. 16, 453–458 (1984).
    (This essay received Honorable Mention in the 1983 competition of the Gravity Research Foundation.)
  7. Angular Momentum at Null Infinity,    (published abstract)
       Tevian Dray and Michael Streubel, Class. Quantum Grav. 1, 15–26 (1984).
  8. The Relationship Between Monopole Harmonics and Spin-Weighted Spherical Harmonics,
       Tevian Dray, J. Math. Phys. 26, 1030–1033 (1985).    (published abstract)
  9. Momentum Flux at Null Infinity,    (published abstract)
       Tevian Dray, Class. Quantum Grav. 2, L7–L10 (1985).
  10. The Gravitational Shock Wave of a Massless Particle,
       Tevian Dray and Gerard 't Hooft, Nucl. Phys. B253, 173–188 (1985).
    (This article was later reprinted in Under the Spell of the Gauge Principle, Gerard 't Hooft, World Scientific, Singapore, 1994, 629–644.)
  11. The Effect of Spherical Shells of Matter on the Schwarzschild Black Hole,
       Tevian Dray and Gerard 't Hooft, Commun. Math. Phys. 99, 613–625 (1985).
  12. A Unified Treatment of Wigner D Functions, Spin-Weighted Spherical Harmonics, and Monopole Harmonics,    (published abstract)
       Tevian Dray, J. Math. Phys. 27, 781–792 (1986).
  13. The Gravitational Effect of Colliding Planar Shells of Matter,    (published abstract)
       Tevian Dray and Gerard 't Hooft, Class. Quantum Grav. 3, 825–840 (1986).
  14. Junction Conditions for Null Hypersurfaces,    (published abstract)
       C J S Clarke and Tevian Dray, Class. Quantum Grav. 4, 265–275 (1987).
  15. The Trousers Problem Revisited,
       Corinne A Manogue, Tevian Dray, and Ed Copeland, Pramana - J. Phys. 30, 279–292 (1988).
  16. Bogolubov Transformations and Completeness,    (published abstract)
       Tevian Dray and Corinne A. Manogue, Gen. Rel. Grav. 20, 957–965 (1988).
  17. Duality and Conformal Structure,    (published abstract)
       Tevian Dray, Ravi Kulkarni, and Joseph Samuel, J. Math. Phys. 30, 1306–1309 (1989).
  18. Conserved Quantities from Piecewise Killing Vectors,    (published abstract)
       Tevian Dray and T. Padmanabhan, Gen. Rel. Grav. 21, 741–745 (1989).
  19. Glueing Reissner-Nordstrøm Spacetimes Together Along Charged Shells of Matter,
       Tevian Dray and Pankaj Joshi, Class. Quantum Grav. 7, 41–49 (1990).    (published abstract)
  20. The Causal Boundary of the Trousers Space,    (published abstract)
       Steven G. Harris and Tevian Dray, Class. Quantum Grav. 7, 149–161 (1990).
  21. The Twin Paradox Revisited,    (published abstract)
       Tevian Dray, Am. J. Phys. 58, 822–825 (1990).
  22. Bouncing Shells,    (published abstract)
       Tevian Dray, Class. Quantum Grav. 7, L131–L134 (1990).
  23. Particle Production from Signature Change,    (published abstract)
       Tevian Dray, Corinne A. Manogue, and Robin W. Tucker, Gen. Rel. Grav. 23, 967–971 (1991).
    (This essay received Honorable Mention in the 1991 competition of the Gravity Research Foundation.)
  24. Finding Isometry Groups in Theory and Practice,    (published abstract)
       Marcelo E. Araujo, Tevian Dray, and James E. F. Skea, Gen. Rel. Grav. 24, 477–500 (1992).
  25. Scalar Field Quantization in Stationary, Non-Static Spacetimes,
       Tevian Dray, Ravi Kulkarni, and Corinne A. Manogue, Gen. Rel. Grav. 24, 1255–1266 (1992).
  26. The Scalar Field Equation in the Presence of Signature Change,    (published abstract)
       Tevian Dray, Corinne A. Manogue, and Robin W. Tucker, Phys. Rev. D48, 2587–2590 (1993).
  27. Failure of Standard Conservation Laws at a Classical Change of Signature,
       Charles Hellaby and Tevian Dray, Phys. Rev. D49, 5096–5104 (1994).    (published abstract)
  28. The Patchwork Divergence Theorem,    (published abstract)
       Tevian Dray and Charles Hellaby, J. Math. Phys. 35, 5922–5929 (1994).
  29. Parametric Manifolds I: Extrinsic Approach,    (published abstract)
       Stuart Boersma and Tevian Dray, J. Math. Phys. 36, 1378–1393 (1995).
  30. Parametric Manifolds II: Intrinsic Approach,    (published abstract)
       Stuart Boersma and Tevian Dray, J. Math. Phys. 36, 1394–1403 (1995).
  31. Slicing, Threading & Parametric Manifolds,    (published abstract)
       Stuart Boersma and Tevian Dray, Gen. Rel. Grav. 27, 319–339 (1995).
  32. Boundary Conditions for the Scalar Field in the Presence of Signature Change,
       Tevian Dray, Corinne A. Manogue, and Robin W. Tucker, Class. Quantum Grav. 12, 2767–2777 (1995).
  33. Reply Comment: Comparison of Approaches to Classical Signature Change,
       Charles Hellaby and Tevian Dray, Phys. Rev. D52, 7333–7339 (1995).    (published abstract)
  34. Detecting the Rotating Quantum Vacuum,    (published abstract)
       Paul C. W. Davies, Tevian Dray, Corinne A. Manogue, Phys. Rev. D53, 4382–4387 (1996).
  35. Comment on `Smooth and Discontinuous Signature Type Change in General Relativity',
       Tevian Dray and Charles Hellaby, Gen. Rel. Grav. 28, 1401–1408 (1996).    (published abstract)
  36. The Construction of Spinor Fields on Manifolds with Smooth Degenerate Metrics,
       Jörg Schray, Tevian Dray, Corinne A. Manogue, Robin W. Tucker, and Charles Wang,
       J. Math. Phys. 37, 3882–3896 (1996).    (published abstract)
  37. Einstein's Equations in the Presence of Signature Change,    (published abstract)
       Tevian Dray, J. Math. Phys. 37, 5627–5636 (1996).
  38. Gravity and Signature Change,    (published abstract)
       Tevian Dray, George Ellis, Charles Hellaby, and Corinne A. Manogue, Gen. Rel. Grav. 29, 591–597 (1997).
  39. Tensor Distributions in the Presence of Degenerate Metrics,
       Tevian Dray, Int. J. Mod. Phys. D6, 717–740 (1997).
  40. Topology Change: The Regulated Trousers and Tin Woodman Models ,
       Tevian Dray, C. A. Hurst, and Corinne A. Manogue, Comm. Math. Theoret. Phys. 1, 24–49, (1998).
  41. A New Look at the Ashtekar-Magnon Energy Condition,    (published abstract)
       Jim Fischer and Tevian Dray, Gen. Rel. Grav. 31, 511–526 (1999).
  42. Tensor Distributions on Signature-Changing Space-Times,    (published abstract)
       David Hartley, Robin W. Tucker, Philip Tuckey, and Tevian Dray, Gen. Rel. Grav. 32, 491–504 (2000).
  43. Distributional Modes For Scalar Field Quantization,    (published abstract)
       Al Agnew and Tevian Dray, Gen. Rel. Grav. 33, 429–453 (2001).
  44. Note on Signature Change and Colombeau Theory,    (published abstract)
       Tevian Dray, George Ellis, and Charles Hellaby, Gen. Rel. Grav. 33, 1041–1046 (2001).
  45. The Geometry of Special Relativity, (invited paper)
       Tevian Dray, Physics Teacher (India) 46, 144–150 (2004).
  46. Tensor Generalizations of Affine Symmetry Vectors,    (published abstract)
       Samuel A. Cook and Tevian Dray, J. Math. Phys. 50, 122506 (2009).
  47. The Effect of Negative-Energy Shells on the Schwarzschild Black Hole,    (published abstract)
       Jeffrey S. Hazboun and Tevian Dray, Gen. Rel. Grav. 42, 1457–1467 (2010).
  48. Covariant Derivatives on Null Submanifolds,    (published abstract)
       Don Hickethier and Tevian Dray, Gen. Rel. Grav. 44, 225–238 (2012).
  49. Using Three-Dimensional Spacetime Diagrams in Special Relativity,
       Tevian Dray, Am. J. Phys. (submitted).    (enhanced figures)
  50. Toy model studies of tuning and typicality with an eye toward cosmology,
       Aaron Hernley, Andreas Albrecht, and Tevian Dray, Phys. Rev. D, (submitted).

    Octonions

  51. The Octonionic Eigenvalue Problem,    (published version)
       Tevian Dray and Corinne A. Manogue, Adv. Appl. Clifford Algebras 8, 341–364 (1998).
  52. Finding Octonionic Eigenvectors Using Mathematica, (invited paper)
       Tevian Dray and Corinne A. Manogue, Comput. Phys. Comm. 115, 536–547 (1998).
  53. Dimensional Reduction, (invited paper)    (published abstract)
       Corinne A. Manogue and Tevian Dray, Mod. Phys. Lett. A14, 99–103 (1999).
    (This essay received Honorable Mention in the 1998 competition of the Gravity Research Foundation.)
  54. Octonionic Möbius Transformations,    (published abstract)
       Corinne A. Manogue and Tevian Dray, Mod. Phys. Lett. A14, 1243–1255 (1999).
  55. The Exceptional Jordan Eigenvalue Problem, (invited paper)
       Tevian Dray and Corinne A. Manogue, Internat. J. Theoret. Phys. 38, 2901–2916 (1999).
  56. Octonionic Hermitian Matrices with Non-Real Eigenvalues,    (published abstract; PDF version)
       Tevian Dray, Jason Janesky, and Corinne A. Manogue, Adv. Appl. Clifford Algebras 10, 193–216 (2000).
  57. Orthonormal Eigenbases over the Octonions,
       Tevian Dray, Corinne A. Manogue, and Susumu Okubo, Algebras Groups Geom. 19, 163–180 (2002).
  58. Visualizing Lie Subalgebras using Root and Weight Diagrams,    (published version)
       Aaron Wangberg and Tevian Dray, Loci 2, February 2009.
  59. Finding 3×3 Hermitian Matrices over the Octonions with Imaginary Eigenvalues,    (published abstract)
       Henry Gillow-Wiles and Tevian Dray, Adv. Appl. Clifford Algebras 20, 247–254 (2010).
  60. E6, the Group: The structure of SL(3,O},
       Aaron Wangberg and Tevian Dray, J. Phys. A (submitted).
  61. Discovering Real Lie Subalgebras of e6 using Cartan Decompositions,
       Aaron Wangberg and Tevian Dray, J. Math. Phys. (submitted).

    Vector Calculus

  62. The Vector Calculus Gap,
       Tevian Dray and Corinne A. Manogue, PRIMUS  9, 21–28 (1999).
  63. Electromagnetic Conic Sections,    (published abstract)
       Tevian Dray and Corinne A. Manogue, Am. J. Phys. 70, 1129–1135 (2002).
  64. Spherical Coordinates,
       Tevian Dray and Corinne A. Manogue, College Math. J. 34, 168–169 (2003).
  65. The Murder Mystery Method for Determining Whether a Vector Field is Conservative,
       Tevian Dray and Corinne A. Manogue, College Math. J. 34, 238–241 (2003).
  66. Using Differentials to Bridge the Vector Calculus Gap,
       Tevian Dray and Corinne A. Manogue, College Math. J. 34, 283–290 (2003).
  67. Why is Ampère's Law So Hard?,    (published abstract)
       Corinne A. Manogue, Kerry Browne, Tevian Dray, and Barbara Edwards, Am. J. Phys. 74, 344–350 (2006).
  68. The Geometry of the Dot and Cross Products,    (MathML version; published version)
       Tevian Dray and Corinne A. Manogue, JOMA 6, June 2006.
  69. Finding Geodesics,
       Stuart Boersma, Tevian Dray, and Stan Wagon, Math Horizons, September 2009, 2.
  70. Putting differentials back into calculus,
       Tevian Dray and Corinne A. Manogue, College Math. J. 41, 90–100 (2010).
  71. Using differentials to determine the derivatives of trigonometric and exponential functions,
       Tevian Dray, College Math. J. 44, 17–23 (2013).
  72. Playing games: Expert problem solving in thermodynamics,
       Mary Bridge Kustusch, David Roundy, Tevian Dray, and Corinne A. Manogue, PRST-PER, (in preparation).

    Science Education

  73. Dare to Compare? Introduction to Using Comparison Charts in the Mathematics Classroom,
       David Damcke, Tevian Dray, Maria Fung, Dianne Hart, and Lyn Riverstone, The Oregon Mathematics Teacher (TOMT), May/June 2008, 8–10.

    Other

  74. Spell it Nordström,
       Dieter Brill and Tevian Dray, Gen. Rel. Grav. 25, 435–436 (1993).
  75. Taxicab Angles and Trigonometry,    (PDF version)
       Kevin Thompson and Tevian Dray, Pi Mu Epsilon Journal 11, 87–96 (2000).

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BOOK CHAPTERS

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CONFERENCE PROCEEDINGS

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TECHNICAL REPORTS & PREPRINTS

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ABSTRACTS

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STUDY GUIDES

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MISCELLANEOUS

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BOOK & SOFTWARE REVIEWS

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