A note on the three-segment problem

Martin Doležal

Mathematica Bohemica (2009)

  • Volume: 134, Issue: 2, page 211-215
  • ISSN: 0862-7959

Abstract

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We improve a theorem of C. L. Belna (1972) which concerns boundary behaviour of complex-valued functions in the open upper half-plane and gives a partial answer to the (still open) three-segment problem.

How to cite

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Doležal, Martin. "A note on the three-segment problem." Mathematica Bohemica 134.2 (2009): 211-215. <http://eudml.org/doc/38087>.

@article{Doležal2009,
abstract = {We improve a theorem of C. L. Belna (1972) which concerns boundary behaviour of complex-valued functions in the open upper half-plane and gives a partial answer to the (still open) three-segment problem.},
author = {Doležal, Martin},
journal = {Mathematica Bohemica},
keywords = {three-segment problem; cluster sets; three-segment problem; cluster sets},
language = {eng},
number = {2},
pages = {211-215},
publisher = {Institute of Mathematics, Academy of Sciences of the Czech Republic},
title = {A note on the three-segment problem},
url = {http://eudml.org/doc/38087},
volume = {134},
year = {2009},
}

TY - JOUR
AU - Doležal, Martin
TI - A note on the three-segment problem
JO - Mathematica Bohemica
PY - 2009
PB - Institute of Mathematics, Academy of Sciences of the Czech Republic
VL - 134
IS - 2
SP - 211
EP - 215
AB - We improve a theorem of C. L. Belna (1972) which concerns boundary behaviour of complex-valued functions in the open upper half-plane and gives a partial answer to the (still open) three-segment problem.
LA - eng
KW - three-segment problem; cluster sets; three-segment problem; cluster sets
UR - http://eudml.org/doc/38087
ER -

References

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  1. Bagemihl, F., Piranian, G., Young, G. S., Intersections of cluster sets, Bul. Inst. Politeh. Iaşi, N. Ser. 5 (1959), 29-34. (1959) Zbl0144.33203MR0117337
  2. Belna, C. L., On the 3-segment property for complex-valued functions, Czech. Math. J. 22 (1972), 238-241. (1972) Zbl0245.30030MR0301200
  3. Federer, H., Geometric Measure Theory, Springer, Berlin (1996). (1996) Zbl0874.49001
  4. Freiling, C., Humke, P. D., Laczkovich, M., One old problem, one new, and their equivalence, Tatra Mt. Math. Publ. 24 (2002), 169-174. (2002) Zbl1038.26003MR1939296
  5. Natanson, I. P., Theory of Functions of a Real Variable, Ungar, New York (1955). (1955) MR0067952

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