Contents of Number 4
Volume 55 / 2007
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On the Compactness and Countable Compactness of $2^{\mathbb{R}}$ in ZF Bulletin Polish Acad. Sci. Math. 55 (2007) , 293-302 MSC: 03E25, 54A35, 54B10, 54D20, 54D30. DOI: 10.4064/ba55-4-1
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Representations of Reals in Reverse Mathematics Bulletin Polish Acad. Sci. Math. 55 (2007) , 303-316 MSC: 03B30, 03F35, 03F60. DOI: 10.4064/ba55-4-2
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Relations between Elements $r^{2}-r$ Bulletin Polish Acad. Sci. Math. 55 (2007) , 317-323 MSC: 13C13, 13C05, 11E76. DOI: 10.4064/ba55-4-3
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Closure Theorem for Partially Semialgebraic Sets Bulletin Polish Acad. Sci. Math. 55 (2007) , 325-331 MSC: Primary 32B20; Secondary 14P15, 32C25. DOI: 10.4064/ba55-4-4
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Semilinear Cauchy Problems with Almost Sectorial Operators Bulletin Polish Acad. Sci. Math. 55 (2007) , 333-346 MSC: 35A07, 35K90, 37L05. DOI: 10.4064/ba55-4-5
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A Class of Contractions in Hilbert Space and Applications Bulletin Polish Acad. Sci. Math. 55 (2007) , 347-355 MSC: 47A30, 47A10, 60G50, 60G15. DOI: 10.4064/ba55-4-6
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Group Structures and Rectifiability in Powers of Spaces Bulletin Polish Acad. Sci. Math. 55 (2007) , 357-363 MSC: 54A25, 54B10, 54H11. DOI: 10.4064/ba55-4-7
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There are no Phantom Pairs of Mappings to 1-Dimensional CW-Complexes Bulletin Polish Acad. Sci. Math. 55 (2007) , 365-371 MSC: 57M05, 55S37, 20E05. DOI: 10.4064/ba55-4-8
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Sharp Norm Inequalities for Martingales and their Differential Subordinates Bulletin Polish Acad. Sci. Math. 55 (2007) , 373-385 MSC: Partially supported by MEiN Grant 1 PO3A 012 29. DOI: 10.4064/ba55-4-9
