2) issue of the Nexus Network Journal features eight papers that resulted from the eighth international, interdisciplinary conference entitled “Nexus 2010: Relationships between Architecture and Mathematics, held in Porto, Portugal, in June 2010.

KIM WILLIAMS. Letter from the Editor.- LINO CABEZAS. Ornamentation and Structure in the Representation of Renaissance Architecture in Spain.- CHRIS J. K. WILLIAMS. Patterns on a Surface: The Reconciliation of the Circle and the Square.- MARCO GIORGIO BEVILACQUA. Alexander Klein and the Existenzminimum : A ‘Scientific’ Approach to Design Techniques.- JOÃO PAULO CABELEIRA MARQUES COELHO. Inácio Vieira: Optics and Perspective as Instruments towards a Sensitive Space.- ELISEU GONÇALVES. The Octagon in the Houses of Orson Fowler.- TERESA MARAT-MENDES, MAFALDA TEIXEIRA DE SAMPAYO and DAVID M. S. RODRIGUES. Measuring Lisbon Patterns: Baixa from 1650 to 2010.- ANTÓNIO NUNES PEREIRA. Renaissance in Goa: Proportional Systems in Two Churches of the Sixteenth Century.- JONG-JIN PARK. Dynamics of Urban Centre and Concepts of Symmetry: Centroid and Weighted Mean.- VASCO ZARA. From Quantitative to Qualitative Architecture in the Sixteenth and Seventeenth Centuries: A New Musical Perspective.- LONE MOGENSEN. Making a Difference.- MICHAEL J. OSTWALD. The Mathematics of Spatial Configuration: Revisiting, Revising and Critiquing Justified Plan Graph Theory.- BERNARD PARZYSZ. From One Polygon to Another: A Distinctive Feature of Some Ottoman Minarets.- RACHEL FLETCHER. Thomas Jefferson’s Poplar Forest.- SYLVIE DUVERNOY. Review of The Mathematical Works of Leon Battista Alberti by Kim Williams, Lionel March and Stephen R. Wassell (eds.).

A collection of 8 invited papers presented at the conference “Nexus 2010: Relationships in Architecture and Mathematics” Includes 3 other full-length research papers and one book review Geometer Rachel Fletcher contributes a new article for her on-going column “Geometer’s Angle” Each research paper includes a bibliography for further reading The NNJ is a peer-reviewed, scholarly journal for interdisciplinary studies between the architecture and mathematics, published since 1999 Includes supplementary material: sn.pub/extras

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