"**The pessimist borrows trouble,
the optimist lends encouragement**"

**Laureano
Gonzalez-Vega **

**Address and affiliation**

Departamento de Matematicas, Estadistica y Computacion

Avenida de los Castros s/n, 39005 Santander, Cantabria, Spain

Phone: (+34) 942201437 Fax: (+34) 942201402

E_mail: laureano.gonzalez@unican.es

**Career history**

__1989__:

PhD Mathematics, Universidad de Cantabria, Spain

__1990-2002__:

Assistant Professor (since 1992) at Universidad de Cantabria, Spain

__2001-2004__:

Dean of the Faculty of Sciences at the Universidad de Cantabria, Spain

__Since
2002__:

Professor of Algebra at Universidad de Cantabria, Spain

__2004-2005__:

General Director for University & Research, Cantabria Regional Government, Spain

__Since
2006__:

Director of the International Center for Mathematical Encounters (CIEM) at Castro-Urdiales, Spain

__Since
2007__:

Scientific Coordinator of the CONSOLIDER-INGENIO 2010 Research Funding Program of the Spanish Ministry of Education and Science

**Professional
activities**

o Since 1999: Member of the Editorial Board, The ACM SIGSAM Bulletin (Communications in Computer Algebra).

o Since 2008: Member of the Editorial Board, Mathematics and Computer Science (Springer/Birkhauser)

o
1996-1999: Partner Contractor of the ESPRIT/LTR 21.024 project "*A
Framework for Integrated Symbolic/Numeric Computation: FRISCO*",
funded by the European commission through the 4th framework programme

o 1999: Ontario Research Chair for Computer Algebra (University of Western Ontario, London, Canada)

o 2002-2005: Associate Contractor of the RTD project IST-2002-35512 "Intersection algorithms for geometry based IT-applications using approximate algebraic methods-GAIA II", funded by the European commission through the 5th framework programme

o 2002-2006: Member of the Spanish team in the Real Algebraic and Analytic Geometry – RAAG Network (HPRN-CT-2001-00271)

o Leader team, from 1996, of six Spanish projects transfering mathematical knowledge to CAD industries (jointly support by national grants and private contributions)

o PhD Advisor of six PhD in mathematics (four at the Universidad de Cantabria, Spain, and two at the Universit� de Rennes I, France)

o Programme committee member and/or organizer of various international conferences: ISSAC (International Conference on Symbolic and Algebraic Computation), MEGA (Effective Methods in Algebraic Geometry), CASC (Computer Algebra for Scientific Computing), IAMC (Internet Accessible Mathematical Computation), AGGM (Algebraic Geometry and Geometric Modeling), EACA (Encuentros de Algebra Computacional y Aplicaciones), MACIS (Mathematical Aspects of Computer Science), etc.

**Some
publications (see here
for a more complete list):**

o M. Fioravanti, L. Gonzalez-Vega, I. Necula: Computing the intersection of two ruled surfaces by using a new algebraic approach. Journal of Symbolic Computation 41, 1187-1205, 2006

o
F. Etayo, L. Gonzalez-Vega, N. Del Rio. A new approach for
characterizing the relative position of two ellipses depending on one or
several parameters. *Computer Aided Geometric Design*
23, 324-350, 2006

o
G. M. Diaz-Toca, L. Gonzalez-Vega. Computing greatest common divisors
and squarefree decompositions through matrix methods: The parametric and
approximate cases*. Linear Algebra and Its Applications*
412, 222-246, 2006

o
G. M. Diaz-Toca, L. Gonzalez-Vega, H. Lombardi. Generalizing Cramer's
Rule: Solving uniformly linear systems of equations. *SIAM Journal in Matrix
Analysis and its Applications* 27, 621-637, 2005

o
Mario Fioravanti, Laureano Gonzalez-Vega. On the geometric extraneous
components appearing when using implicitization.* Mathematical Methods for
Curves and Surfaces*, 157-168, Nashboro Press, 2005

o
G. M. Diaz–Toca and L. Gonzalez-Vega. Various New Expressions for
Subresultants and Their Applications. *Applicable Algebra in Engineering,
Communication and Computing*, 15, 233-266, 2004

o
A. Galligo, L. Gonzalez-Vega, H. Lombardi. Continuity
properties for flat families of polynomials. *Journal of Pure and Applied
Algebra*, 184, 1, 77-103, 2003

o
L. Gonzalez-Vega, I. Necula. Efficient topology determination of
implicitely defined algebraic plane curves. *Computer
Aided Geometric Design* 19, 719-743,
2002

o
L. Gonzalez-Vega. Computer Aided Design and Modelling. *Computer
Algebra Handbook - Foundations, Applications, Systems*,
234-241, Springer, 2002

o
G. M. Diaz-Toca, L. Gonzalez-Vega. Barnett's theorems about the greatest
common divisor of several univariate polynomials through Bezout-like
matrices. *Journal of Symbolic Computation* 34, 59-81,
2002

o
L. Gonzalez-Vega, T. Recio. Industrial applications of Computer
Algebra: climbing up a mountain, going down a hill. *European Congress of
Mathematics, Progress in Mathematics* 202 (volume
II), 157-167, Birkhauser, 2001