Opuscula Mathematica - vol. 31, no. 4 (2011)

Opuscula Mathematica - cover

Adalys Alvarez, Hugo Lara

A mixed integer nonlinear programming formulation for the problem of fitting positive exponential sums to empirical data

Opuscula Math. 31, no. 4 (2011), 481-499, http://dx.doi.org/10.7494/OpMath.2011.31.4.481
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Yury Arlinskiĭ, Yury Kovalev

Operators in divergence form and their Friedrichs and Kreĭn extensions

Opuscula Math. 31, no. 4 (2011), 501-517, http://dx.doi.org/10.7494/OpMath.2011.31.4.501
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S. Arumugam, C. Sivagnanam

Neighbourhood total domination in graphs

Opuscula Math. 31, no. 4 (2011), 519-531, http://dx.doi.org/10.7494/OpMath.2011.31.4.519
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Olivier Baudon, Frédéric Gilbert, Mariusz Woźniak

Recursively arbitrarily vertex-decomposable suns

Opuscula Math. 31, no. 4 (2011), 533-547, http://dx.doi.org/10.7494/OpMath.2011.31.4.533
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Ilwoo Cho, Palle E. T. Jorgensen

Free probability induced by electric resistance networks on energy Hilbert spaces

Opuscula Math. 31, no. 4 (2011), 549-598, http://dx.doi.org/10.7494/OpMath.2011.31.4.549
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Sylwia Cichacz, Agnieszka Görlich

Open trails in digraphs

Opuscula Math. 31, no. 4 (2011), 599-604, http://dx.doi.org/10.7494/OpMath.2011.31.4.599
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Piotr Jakóbczak

The Fejer-Riesz type result for some weighted Hilbert spaces of analytic functions in the unit disc

Opuscula Math. 31, no. 4 (2011), 605-614, http://dx.doi.org/10.7494/OpMath.2011.31.4.605
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Vladimir Lotoreichik

Singular continuous spectrum of half-line Schrödinger operators with point interactions on a sparse set

Opuscula Math. 31, no. 4 (2011), 615-628, http://dx.doi.org/10.7494/OpMath.2011.31.4.615
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LinLi Lv, JinRong Wang, Wei Wei

Existence and uniqueness results for fractional differential equations with boundary value conditions

Opuscula Math. 31, no. 4 (2011), 629-643, http://dx.doi.org/10.7494/OpMath.2011.31.4.629
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Piotr Niemiec

Strengthened Stone-Weierstrass type theorem

Opuscula Math. 31, no. 4 (2011), 645-650, http://dx.doi.org/10.7494/OpMath.2011.31.4.645
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Alina Totoi

On some classes of meromorphic functions defined by subordination and superordination

Opuscula Math. 31, no. 4 (2011), 651-668, http://dx.doi.org/10.7494/OpMath.2011.31.4.651
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Marcin J. Zygmunt

Non symmetric random walk on infinite graph

Opuscula Math. 31, no. 4 (2011), 669-674, http://dx.doi.org/10.7494/OpMath.2011.31.4.669
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Opuscula Mathematica - cover

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