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The octonionic eigenvalue problem

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Abstract

We discuss the eigenvalue problem for 2×2 and 3×3 octonionic Hermitian matrices. In both cases, we give the general solution for real eigenvalues, and we show there are also solutions with non-real eigenvalues.

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References

  1. Goldstine H. H. & L. P. Horwitz, On a Hilbert Space with Nonassociative Scalars,Proc. Nat. Aca. 48, 1134 (1962).

    Article  MATH  ADS  MathSciNet  Google Scholar 

  2. Ogievetskiî O. V., A Characteristic Equation for 3×3 Matrices over the Octonions,Uspekhi Mat. Nauk 36, 197–198 (1981); reviewed in Mathematical Review 82e:15017.

    Google Scholar 

  3. Lee H. C., Eigenvalues and Canonical Forms of Matrices with Quaternion Coefficients,Proc. Roy. Irish Acad. A52, 253–260 (1949).

    Google Scholar 

  4. Brenner J. L., Matrices of Quaternions,Pacific J. Math. 1, 329–335 (1951).

    MATH  MathSciNet  Google Scholar 

  5. Cohn P. M., “skew Field Constructions”, Cambridge University Press, 1977.

  6. Dray Tevian, Jason Janesky, and Corinne A. Manogue,Octonionic Hermitian Matrices with Non-Real Eigenvalues (in preparation).

  7. Schafer Richard D., An Introduction to Nonassociative Algebras, Academic Press, New York, (1966) & Dover, Mineola NY, (1995).

    MATH  Google Scholar 

  8. Okubo S., “Introduction to Octonion and Other Non-Associative Algebras in Physics”, Cambridge University Press, Cambridge, (1995).

    MATH  Google Scholar 

  9. Gürsey Feza and Chia-Hsiung Tze, “On the Role of Division, Jordan and Related Algebras in Particle Physics”, World Scientific, Singapore, (1996).

    Google Scholar 

  10. Reese Harvey F., “Spinors and Calibrations”, Academic Press, Boston, (1990).

    MATH  Google Scholar 

  11. Gureirch G. B., “Foundations of the Theory of Algebraic Invariants”, P. Noordhoff, Groningen, (1964).

    Google Scholar 

  12. Jacobson Nathan, Structure and Representations of Jordan Algebras,Amer. Math. Soc. Colloq. Publ.,39, American Mathematical Society, Providence, (1968).

    MATH  Google Scholar 

  13. Corinne A. Manogue & Anthony Sudbery, General Solutions of Covariant Superstring Equations of Motion,Phys. Rev. D40 4073–4077 (1989); Tevian Dray and Corinne A. Manogue, “Associators and the 3-Ψ’s Rule”, (in preparation).

    ADS  MathSciNet  Google Scholar 

  14. Jordan P., J. von Neumann, and E. Wigner,Ann. Math. 36, 29 (1934); H. Freudenthal,Adv. Math. 1, 145 (1964).

    Article  Google Scholar 

  15. Dray Tevian and Corinne A. Manogue, Finding Octonionic Eigenvectors Using Mathematica,Comput. Phys. Comm., (invited paper; submitted).

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Correspondence to Tevian Dray.

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Dray, T., Manogue, C.A. The octonionic eigenvalue problem. AACA 8, 341–364 (1998). https://doi.org/10.1007/BF03043104

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  • DOI: https://doi.org/10.1007/BF03043104

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