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Researcher of the
National Laboratory for Scientific Computing (LNCC) of the Ministry of Science and
Technology (MCT). Visiting professor in the Department of Applied Mathematics at the University of Waterloo
from December, 2007 until December 2008 (Grant from CAPES). Visiting professor in the
Department of Physics at Queen's University at Kingston from April until December, 1998. Visiting professor in the
Department of Applied Mathematics and the
Symbolic Computation Group in the Faculty of Mathematics at the University of Waterloo from December, 1996 until March,
1998. Previous position at CBPF
(Brazilian Center for Research in Physics).
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Home Page of
Renato Portugal |
Booklet on Quantum Error Correction Codes (in Portuguese): http://www.lncc.br/~portugal/CodigosQuanticos.pdf.
Book on
quantum algorithms (in Portuguese): http://www.lncc.br/~portugal/LivroSBMAC_2010.html
WECIQ 2010: http://qubit.lncc.br/weciq
Member of PRONEX:
Approximate, Quantum and Randomized Algorithms for Fundamental Combinatorial
Problems.
Recent Thesis Defenses:
Franklin de
Lima Marquezino, Analysis,
Simulation and Application of Quantum Walks, PhD thesis, LNCC, Feb 2010.
Faculty
position at COPPE/Sistemas:
1st place (October 2010)
Papers:
·
F.L. Marquezino, R.
Portugal, G. Abal and R. Donangelo,
"Mixing Times in Quantum Walks on the Hypercube", Physical Review A 77, 042312(2008), arXiv:0712.0625,
2008.
·
F.L. Marquezino and R.
Portugal, "The QWalk Simulator of Quantum
Walks", Computer Physics
Communications, v. 179, p. 1, 2008. arXiv:0803.3459.
·
G.
Abal, R. Donangelo, F.L. Marquezino, R. Portugal, Decoherence in Search
Algorithms. In: SEMISH
2009 (CSBC), 2009, Bento Gonçalves. Anais do XXIX Congresso da Sociedade
Brasileira de Computação, 2009. arXiv:0912.1523
·
G. Abal, R. Donangelo, F.L. Marquezino, R.
Portugal, Spatial search in a honeycomb network, accepted in Mathematical Structures on Computer Science,
arXiv:1001.1139.
·
F.L. Marquezino, R.
Portugal, and G. Abal, Mixing Times in
Two-dimensional Grids, accepted in Physical
Review A (2010).
·
F.L. Marquezino, R.
Portugal and F.D. Sasse, "Obtaining the Quantum
Fourier Transform from the Classical FFT with QR Decomposition", Journal of Computational and Applied
Mathematics, v. 235, p. 74-81, 2010.
Raqueline A. M.
Santos, Quantum Markov
Chains, M.Sc., LNCC, March 2010.
Prize: Best Master Dissertation of
2010, SBMAC.
Papers:
·
R.A.M. Santos and
R. Portugal, Quantum Hitting Time on the
Complete Graph, accepted in International Journal of Quantum Information. arXiv:0912.1217
Master or PhD supervision: quantum
algorithms, quantum computing, quantum error correcting codes. Write an email
to Portugal at Lncc dot br. Students of all grades
are welcome. Post-doc applications are also welcome.
Quantum
Computing Group at LNCC: http://qubit.lncc.br/
Review on Quantum Computation (Renato Portugal)
- Grover's Algorithm: Quantum
Database Search - (2003)
- Shor's Algorithm for Factoring Large
Integers - (2003)
The
Invar Package: A fast kernel for tensor manipulators using computational
group algorithms: here.
The Canon Package: A fast kernel for tensor manipulators
using computational group algorithms: here.
New version coming soon (simplication
using cyclic relations).
Booklet on
Maple (release 6 or up)
- http://mathworld.wolfram.com/MathieuFunction.html
- http://mathworld.wolfram.com/EllipticSine.html
- http://mathworld.wolfram.com/EllipticCosine.html
- Quantum Computation
- Applications
of Computer Algebra to Theoretical Physics
- Differential
invariants of the Riemann tensor.
- Algorithms
for implementation of abstract tensor calculation in computer algebra
systems.
- Algorithms
for implementation of two-spinors and dyads projection in computer
algebra systems.
- The
Millennium Tensor Project .
- Amanda
C. Oliveira (Quantum Walks - LNCC)
- Jear
Faber Ferreira de Abreu (Quantum Games and Quantum Computation -LNCC -
until 2006)
- Fernando
D. Sasse (Quantum Computation and Computer Algebra - LNCC - until 2006)
- Leon
R. U. Manssur (Quantum Computation and Computer Algebra - LNCC - done
2003)
- Carlile
Lavor (Quantum Computation, Quantum Optimization - UERJ - done 2003)
- Gino
J. Añaños (Computer Algebra for QFT - finished 2001)
·
Raqueline
A. Medeiros Santos
- Carlos
Magno Martins Cosme (Hidden Subgroup Problem - LNCC)
- Demerson
Nunes Gonçalves (Quantum Algorithms - LNCC)
- Amanda
C. Oliveira (Quantum Walks – Ph.D. - LNCC)
- Franklin
Marquezino (Quantum Walks – Ph.D. - LNCC)
- Jean
Faber (Quantum Games using Biophysical Hamiltonians and Information
Subneuronal Optimization Criteria - Doctorate - LNCC)
- Topics
of Quantum Information (Sep to Dec 2009)
- Computational
Group Theory (Sep to Dec 2005)
- Quantum
Computation I (Mar to May 2002/3/4/5/6/7/9/10) ( GB-120 - Computação Quântica I - in portuguese
)
- Quantum Computation II (Jun to
Aug 2002/3/4/5/9) ( GB-121 -
Computação Quântica II - in portuguese )
- Discrete Mathematics (Mar to
May 2001 and 2002) ( GB-090 - Matemática
Discreta
- in portuguese )
- Tensors,
Differential Forms and Two-spinors
- Mathematical
Methods for Physics and Engineering
- Computer
Algebra
- Maple
Analysis of Membrane
Oscillations using Maple: Maple package and worksheets. Introduction to Maple
(in Portuguese): A booklet to learn the basic
concepts. Maple Course: Latest material about the
algebraic part and programming in Maple Propagation of Sound
Waves in Spherical Cavities in Maple: Worksheets available Poetry:
some of my poems (in
portuguese) Tel.: +55-24-2233-6069
Packages in Maple:
Fax.: +55-24-2231-5595