P. Cignoni, P. Marino, C. Montani, E. Puppo, R. Scopigno, 1997, "Speeding up isosurface extraction using interval trees", IEEE Tansactions on Visualization and Computer Graphics, Vol.3, No.2, June 1997

P. Forcheri, P. Gentilini, and M. Molfino, "Informational logic for automated reasoning", Journal of Automated Reasoning, vol.20, n.1-2, 1998, pp. 167-190

R.M. Bottino, F. Furinghetti, "The use of software for mathematics teaching: teachers' orientations in curricular and pedagogical choices", IFIP WG 3.1 Working Conf. "Secondary School Mathematics in the world of communication technology: learning, teaching and the curriculum", Grenoble, France, Oct. 26-31, 1997 (invited paper; presented by R.M.Bottino)

A. Clematis, M. Spagnuolo, "Design and Implementation of Parallel Software for Terrain Characterisation on Irregularly Sampled Data", Proc. 5th Euromicro Workshop on Parallel and Distributed Processing, IEEE Comp. Soc. Press

A. Clematis, V. Gianuzzi, A. M. Tyrrell, "Programming Concurrent Backward Error Recovery: General Methodologies and Practical Approaches", Proc. 5th Euromicro Workshop on Parallel and Distributed Processing, IEEE Comp. Soc. Press

P. Forcheri, M.T. Molfino, "An approach to the design of learner-centered tools for continuos training in SME", HCI-ET of the IFIP WG3.3, Sozopol, (Bulgaria), May 1997

On April 16, the last lecture of the course "Problem Solving: research and classroom activities", organized by G. Dettori ed E. Lemut in collaboration with IRRSAE Liguria, will take place at the Conference Room of ARIGE; it concerns a first balance of classroom activities suggested by the previous lectures.

B. Falcidieno is the italian representative at the TC5 of IFIP; this committe includes 10 working groups: WG 5.2 CAD, WG 5.3 CAM, WG 5.4 Software quality, WG 5.6 naval industry, WG 5.7 CAPM, WG 5.8 Product specification and documentation, WG 5.9 Computers in agricolture, WG 5.10 Graphics and virtual reality, WG 5.11 Computer and environment, WG 5.12 Architectures for enterprise integration

M. Spagnuolo has been invited to give a lecture at the Dept. of Mathematics of Catania Univ. on the topic "Shape abstraction methods for complex object modeling" (in italian)

Corinne Plazanet of the Institut Geographic National of Paris will visit again the IMA starting from April 7.

Sergio Rosim will visit again the IMA with a fellowship.