Approximation of the discrete logarithm in finite fields of even characteristic by real polynomials

Nina Brandstätter; Arne Winterhof

Archivum Mathematicum (2006)

  • Volume: 042, Issue: 1, page 43-50
  • ISSN: 0044-8753

Abstract

top
We obtain lower bounds on degree and additive complexity of real polynomials approximating the discrete logarithm in finite fields of even characteristic. These bounds complement earlier results for finite fields of odd characteristic.

How to cite

top

Brandstätter, Nina, and Winterhof, Arne. "Approximation of the discrete logarithm in finite fields of even characteristic by real polynomials." Archivum Mathematicum 042.1 (2006): 43-50. <http://eudml.org/doc/249775>.

@article{Brandstätter2006,
abstract = {We obtain lower bounds on degree and additive complexity of real polynomials approximating the discrete logarithm in finite fields of even characteristic. These bounds complement earlier results for finite fields of odd characteristic.},
author = {Brandstätter, Nina, Winterhof, Arne},
journal = {Archivum Mathematicum},
keywords = {Discrete logarithm; polynomial approximation; character sums; discrete logarithm; polynomial approximation; character sums},
language = {eng},
number = {1},
pages = {43-50},
publisher = {Department of Mathematics, Faculty of Science of Masaryk University, Brno},
title = {Approximation of the discrete logarithm in finite fields of even characteristic by real polynomials},
url = {http://eudml.org/doc/249775},
volume = {042},
year = {2006},
}

TY - JOUR
AU - Brandstätter, Nina
AU - Winterhof, Arne
TI - Approximation of the discrete logarithm in finite fields of even characteristic by real polynomials
JO - Archivum Mathematicum
PY - 2006
PB - Department of Mathematics, Faculty of Science of Masaryk University, Brno
VL - 042
IS - 1
SP - 43
EP - 50
AB - We obtain lower bounds on degree and additive complexity of real polynomials approximating the discrete logarithm in finite fields of even characteristic. These bounds complement earlier results for finite fields of odd characteristic.
LA - eng
KW - Discrete logarithm; polynomial approximation; character sums; discrete logarithm; polynomial approximation; character sums
UR - http://eudml.org/doc/249775
ER -

References

top
  1. Cochrane T., On a trigonometric inequality of Vinogradov, J. Number Theory 27 (1987), 9–16. (1987) Zbl0629.10030MR0904002
  2. Coppersmith D., Shparlinski I., On polynomial approximation of the discrete logarithm and the Diffie-Hellman mapping, J. Cryptology 13 (2000), 339–360. Zbl1038.94007MR1768482
  3. Ding C., Helleseth T., On cyclotomic generator of order r , Inform. Process. Lett. 66 (1998), 21–25. (1998) Zbl1078.94511MR1626061
  4. Kiltz E., Winterhof A., Polynomial interpolation of cryptographic functions related to Diffie-Hellman and discrete logarithm problem, Discrete Appl. Math. 154 (2006), 326–336. Zbl1092.94024MR2194405
  5. Konyagin S., Lange T., Shparlinski I., Linear complexity of the discrete logarithm, Des. Codes Cryptogr. 28 (2003), 135–146. Zbl1024.11078MR1962801
  6. Lange T., Winterhof A., Polynomial interpolation of the elliptic curve and XTR discrete logarithm, Lecture Notes in Comput. Sci. 2387 (2002), 137–143. Zbl1077.94518MR2064510
  7. Lange T., Winterhof A., Incomplete character sums over finite fields and their application to the interpolation of the discrete logarithm by Boolean functions, Acta Arith. 101 (2002), 223–229. Zbl0998.11070MR1875841
  8. Lange T., Winterhof A., Interpolation of the discrete logarithm in F q by Boolean functions and by polynomials in several variables modulo a divisor of q - 1 , Discrete Appl. Math. 128 (2003), 193–206. MR1991426
  9. Meidl W., Winterhof A., Lower bounds on the linear complexity of the discrete logarithm in finite fields, IEEE Trans. Inform. Theory 47 (2001), 2807–2811. Zbl1032.94004MR1872841
  10. Meletiou G. C., Explicit form for the discrete logarithm over the field G F ( p , k ) , Arch. Math. (Brno) 29 (1993), 25–28. (1993) Zbl0818.11049MR1242625
  11. Meletiou G. C., Explicit form for the discrete logarithm over the field G F ( p , k ) , Bul. Inst. Politeh. Iaşi. Secţ. I. Mat. Mec. Teor. Fiz. 41(45) (1995), 1–4. (1995) MR1491193
  12. Meletiou G. C., Mullen G. L., A note on discrete logarithms in finite fields, Appl. Algebra Engrg. Comm. Comput. 3 (1992), 75–78. (1992) Zbl0749.11055MR1325748
  13. Menezes A. J., van Oorschot P. C., Vanstone S. A., Handbook of applied cryptography, CRC Press, Boca Raton, FL 1997. (1997) Zbl0868.94001MR1412797
  14. Mullen G. L., White D., A polynomial representation for logarithms in G F ( q ) , Acta Arith. 47 (1986), 255–261. (1986) MR0870668
  15. Niederreiter H., A short proof for explicit formulas for discrete logarithms in finite fields, Appl. Algebra Engrg. Comm. Comput. 1 (1990), 55–57. (1990) Zbl0726.11079MR1325511
  16. Niederreiter H., Winterhof A., Incomplete character sums and polynomial interpolation of the discrete logarithm, Finite Fields Appl. 8 (2002), 184–192. (192.) MR1894512
  17. Risler J.-J., Khovansky’s theorem and complexity theory, Rocky Mountain J. Math. 14 (1984), 851–853. (1984) MR0773123
  18. Risler J.-J., Additive complexity of real polynomials, SIAM J. Comp. 14 (1985), 178–183. (1985) MR0774937
  19. Rojas J. M., Additive complexity and p-adic roots of polynomials, Lecture Notes in Comput. Sci. 2369 (2002), 506–516. MR2041107
  20. Rojas J. M., Arithmetic multivariate Descartes’ rule, Amer. J. Math. 126 (2004), 1–30. Zbl1046.12001MR2033562
  21. Shparlinski I., Number theoretic methods in cryptography. Complexity lower bounds, Birkhäuser, Basel 1999. (1999) Zbl0912.11057MR1707287
  22. Shparlinski I., Cryptographic applications of analytic number theory. Complexity lower bounds and pseudorandomness, Birkhäuser, Basel 2003. MR1954519
  23. Winterhof A., Some estimates for character sums and applications, Des. Codes Cryptogr. 22 (2001), 123–131. Zbl0995.11067MR1813781
  24. Winterhof A., Incomplete additive character sums and applications, In: Jungnickel, D. and Niederreiter, H. (eds.): Finite fields and applications, 462–474, Springer, Heidelberg 2001. Zbl1019.11034MR1849268
  25. Winterhof A., Polynomial interpolation of the discrete logarithm, Des. Codes Cryptogr. 25 (2002), 63–72. Zbl1017.11065MR1881340
  26. Winterhof A., A note on the linear complexity profile of the discrete logarithm in finite fields, Progress Comp. Sci. Appl. Logic 23 (2004), 359–367. Zbl1063.11052MR2090662

NotesEmbed ?

top

You must be logged in to post comments.

To embed these notes on your page include the following JavaScript code on your page where you want the notes to appear.

Only the controls for the widget will be shown in your chosen language. Notes will be shown in their authored language.

Tells the widget how many notes to show per page. You can cycle through additional notes using the next and previous controls.

    
                

Note: Best practice suggests putting the JavaScript code just before the closing </body> tag.