Copyright Issues for MKM -- Efficient Retrieval of Mathematical Statements -- Formalizing Set Theory as it Is Actually Used -- Integrated Semantic Browsing of the Mizar Mathematical Library for Authoring Mizar Articles -- Informalising Formal Mathematics: Searching the Mizar Library with Latent Semantics -- Mathematical Service Matching Using Description Logic and OWL -- C-CoRN, the Constructive Coq Repository at Nijmegen -- Classifying Differential Equations on the Web -- Managing Heterogeneous Theories within a Mathematical Knowledge Repository -- Rough Concept Analysis – Theory Development in the Mizar System -- A Path to Faithful Formalizations of Mathematics -- Flexible Encoding of Mathematics on the Computer -- CPoint: Dissolving the Author’s Dilemma -- On Diagrammatic Representation of Mathematical Knowledge -- Predicate Logic with Sequence Variables and Sequence Function Symbols -- A Graph-Based Approach Towards Discerning Inherent Structures in a Digital Library of Formal Mathematics -- Theorem Proving and Proof Verification in the System SAD -- Adaptive Access to a Proof Planner -- Modeling Interactivity for Mathematics Learning by Demonstration -- Extraction of Logical Structure from Articles in Mathematics -- Improving Mizar Texts with Properties and Requirements -- An Investigation on the Dynamics of Direct-Manipulation Editors for Mathematics -- Intuitive and Formal Representations: The Case of Matrices -- Mathematical Libraries as Proof Assistant Environments -- Efficient Ambiguous Parsing of Mathematical Formulae -- An Architecture for Distributed Mathematical Web Services -- The Categorial Type of OpenMath Objects.