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Portrait of Tuangrat Chaichana
Faculty

Tuangrat Chaichana

Associate Professor Ph.D.
S Scopus® Email
Office
MATH 1309/14
Phone
02-218-7130
Email
tuangrat.c@chula.ac.th
Fax
02-255-2287

Research Areas

Algebra and Number Theory
Analytic Number Theory

Education

  1. 2006
    Ph.D.
    Mathematics
    Chulalongkorn University, Thailand
  2. 2002
    M.Sc.
    Mathematics
    Chulalongkorn University, Thailand
  3. 1999
    B.Sc.
    Mathematics
    Chiang Mai University, Thailand

Publications

Publications:
  1. T. Chaichana, V. Laohakosol and A. Harnchoowong, Ruban continued fraction in fields of positive characteristic, Proc. Int. Conf. Algebra Appl., Chulalongkorn Univ., Bangkok, March 18-22, 2002, 143-148.
  2. V. Laohakosol, T. Chaichana and Y. Yodphothong, An estimate on the number of rationals whose partial quotients are bounded, Contribution in General Algebra (NCAM 2003-2004), 41-43, ed. By N.V. Sanh and N. Pabhapote. A special volume published by East-West J. Math., Bangkok, 2004.
  3. T. Chaichana and V. Laohakosol, Linear independence of continued fractions in the field of formal series over a finite field, Proc. Int. Conf. Math. Appl. (ICMA-MU 2005), 15-17 December 2005, Bangkok, Thailand, 175-184.
  4. V. Laohakosol, P. Riyapan and T. Chaichana, Explicit construction of continued fractions whose partial denominators consist of two copies of an arithmetic progression, Proc. Int. Conf.  Math.  Appl. (ICMA-MU 2005), 15-17 December 2005, Bangkok, Thailand, 267-278. A special volume published by East-West J. Math., Bangkok, 2006.
  5. P. Riyapan, V. Laohakosol and T. Chaiahana, Two types of explicit continued fractions, Period. Math. Hungar. 52 (2006), 51-72.
  6. T. Chaichana, V. Laohakosol and A. Harnchoowong, Linear independence of continued fractions in the field of formal series over a finite field, Thai J. Math. 4 (2006), 163-177.
  7. T. Chaichana and V. Laohakosol, Independence of continued fractions in the field of Laurent series, Period. Math. Hungar. 55 (2007), 35-59.
  8. V. Laohakosol and T. Chaichana, Characterizing rational elements by two continued fractions in the prime-adic function field, Proc. Int. Conf. Discrete  Math. Appl. (ICDMA 2008), 5-7 March 2008, Bangkok, Thailand, 45-52. A special volume published by East-West J. Math., Bangkok, 2008.
  9. T. Chaichana and V. Laohakosol, Zaremba's conjecture in the field of formal series over a finite base field, In Lee See Keong and Hailiza Kamarul (eds) 5th Asian Mathematical Conference Proceedings (Volume I), June 2009, pp. 460-464. ISBN: 978-967-5417-53-5.
  10. O. Panprasitwech, V. Laohakosol, and T. Chaichana, Linear fractional transformations of continued fractions with bounded partial quotients in the field of formal series, East-West J. Math. 11:2 (2009), 185-194.
  11. V. Laohakosol, T. Chaichana, N. Rompurk Kanasri and J. Rattanamoong, Engel series and Cohen-Egyptian fraction expansions, to appear in International Journal of Mathematics and Mathematical Sciences.
  12. T. Chaichana, T. Komatsu and V. Laohakosol,  Liouville numbers in the non-archimedean case, to appear in Publicationes Mathematicae Debrecen.
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