Description

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In This Issue

Editorial Messages
Conference Announcements

Topical Survey
Riccardo Camerlo
Descriptive Set Theory, from Cantor to Wadge and Beyond

Research Articles
Marcus Pivato and Vassili Vergopoulos
Measure and Integration on Boolean Algebras of Regular Open Subsets in a Topological Space

Gertruda Ivanova and Irena Domnik
On Density and σ-Porosity in Some Families of Darboux Functions

Daniel Perry
Lipschitz Homotopy Groups of Contact 3-Manifolds

K. P. S. Bhaskara Rao
Comments on Charges on the Boolean Algebra of Regular Open Sets

Şahin Koçak and Murat Limoncu
Generalized Convexity and Passage from Local to Global via Differential Inequalities

P. Viswanathan
A Brief Exposition of the Space of Relatively Bounded Nonlinear Operators

E. S. Coulam and T. H. Steele
A Characterization of Attractors for Baire Functions on the Interval

Jung-Chao Ban, Chih-Hung Chang, Wen-Guei Hu, Guan-Yu Lai, and Yu-Liang Wu
Topologically Mixing Properties of Multiplicative Integer Systems

João Paulos
On Reflexivity and Point Spectrum

Hüseyin Albayrak, Öznur Ölmez, and Salih Aytar
Some Set Theoretic Operators Preserving Ideal Hausdorff Convergence

Tomas Persson
A Mass Transference Principle and Sets with Large Intersections

Juan Ferrera, Javier Gómez Gil, and Jesús Llorente
Second Order Differentiability and Related Topics in the Takagi Class

Inroads
Martin E. Price
Approximating the Decreasing Rearrangement

Errata
Stuart A. Burrell
Erratum: On the Dimension and Measure of Inhomogeneous Attractors