Publications
Hunter’s Lemma for Forest Algebras. In: The International Conference on 46th Annual Iranian Mathematics. Iran, Yazd. 1. p. 1307-1310p. Edit
The hypergeometric approach to integral transforms and convolutions. Vol 287 Kluwer Academic Publishers Group, Dordrecht 1994.Edit
Heart rate variability in brain death. {CLINICAL AUTONOMIC RESEARCH}. 1996;{6}:{141-146}.Edit
Hopf bifurcation for wreath products. Nonlinearity. 1998;11:247-264.Edit
On the hyperdecidability of semidirect products of pseudovarieties. Comm. Algebra. 1998;26:4065-4077.Edit
Hyperdecidable pseudovarieties and the calculation of semidirect products. Internat. J. Algebra Comput.. 1999;9:241-261.Edit
Heteroclinic Cycles and Wreath Product Symmetries. Dynamics and Stability of Sytems. 2000;15:353-385.Edit
Hilbert Series for Equivariant Mappings Restricted to Invariant Hyperplanes. Journal of Pure and Applied Algebra. 2000;151:89-106.Edit
História da Matemática. Vol 1. Universidade Aberta ed. Lisboa : Universidade Aberta 2000.Edit
How to check if a finitely generated commutative monoid is a principal ideal commutative monoid. In: Proceedings of the 2000 International Symposium on Symbolic and Algebraic Computation (St. Andrews). ACM, New York; 2000. 2. p. 288-291p. (electronic).Edit
On hyperdecidable pseudovarieties of simple semigroups. Internat. J. Algebra Comput.. 2000;10:261-284.Edit
Hyperdecidability of pseudovarieties of orthogroups. Glasg. Math. J.. 2001;43:67-83.Edit
Heterodimensional cycles, partial hyperbolicity and limit dynamics. Fund. Math.. 2002;174:127-186.Edit
The homomorphism problem for the free monoid. Discrete Math.. 2002;259:189-200.
The homomorphism problem for trace monoids. Theoret. Comput. Sci.. 2003;307:199-215.
Hippocampal mossy fibre boutons as dynamical synapses. Neurocomputing. 2004;58:699-703.Edit
Hyperbolic times: frequency versus integrability. Ergodic Theory Dynam. Systems. 2004;24:329-346.Edit
[2005-48] High amplitude solutions for small data in systems of two conservation laws that change type .Edit
Homological algebra of twisted quiver bundles. J. London Math. Soc. (2). 2005;71:85-99.Edit
Hopf Bifurcation on Hemispheres. Nonlinearity. 2005;19:553-574.
[2005-27] Hysteresis in a tatonnement process .