Publications
[2009-46] Chaotic Double Cycling .
A chaotic carousel: dynamics near heteroclinic networks. Bol. Soc. Port. Mat.. 2010:103-109.Edit
On complete intersection affine semigroups. Comm. Algebra. 1995;23:5395-5412.Edit
Constructing almost symmetric numerical semigroups from irreducible numerical semigroups. Comm. Algebra. 2014;42:1362-1367.Edit
Correction to: ``Modular Diophantine inequalities and numerical semigroups'' [Pacific J. Math. \bf 218 (2005), no. 2, 379–398; \refcno 2218353]. Pacific J. Math.. 2005;220:199.Edit
On Cohen-Macaulay subsemigroups of $\bold N^2$. Comm. Algebra. 1998;26:2543-2558.Edit
On Cohen-Macaulay and Gorenstein simplicial affine semigroups. Proc. Edinburgh Math. Soc. (2). 1998;41:517-537.Edit
Commutative ideal extensions of abelian groups. Semigroup Forum. 2001;62:311-316.Edit
The congruence $\eta^*$ on semigroups. Q. J. Math.. 2016;67:405-424.
Conjugacy and transposition for inverse monoid presentations. Internat. J. Algebra Comput.. 1996;6:607-622.
On the circulation of algebraic knowledge in the Iberian península: the sources of Pérez de Moya's Tratado de Arithmetica (1573). Revue d'histoire des mathématiques . 2016;2:145-184.Edit
On a class of automata groups generalizing lamplighter groups. Internat. J. Algebra Comput.. 2005;15:1213-1234.Edit
[2015-41] On the circulation of algebraic knowledge in the Iberian península:the sources of Pérez de Moya's Tratado de Arithmetica (1573) .Edit
Clifford monoid presentations. Math. Proc. Cambridge Philos. Soc.. 1992;111:445-454.
[2015-25] On the circulation of algebraic knowledge in the Iberian península: the sources of Pérez de Moya's Tratado de Arithmetica (1573) .Edit
Contribuição para o estudo do manuscrito Arte de Marear de Juan Pérez de Moya. LLULL. 2012;35(76):351-379.Edit
The Cherry transform and its relationship with a singular Sturm-Liouville problem. Q. J. Math.. 2000;51:371-383.Edit
The convolution method for the development of new Leibniz rules involving fractional derivatives and of their integral analogues. Integral Transform. Spec. Funct.. 1993;1:119-134.Edit
A class of index transforms with Whittaker's function as the kernel. Quart. J. Math. Oxford Ser. (2). 1998;49:375-394.Edit
Chen integrals, generalized loops and loop calculus. Internat. J. Modern Phys. A. 1994;9:4511-4548.
Conformal foliations and constraint quantization. J. Geom. Phys.. 1996;18:381-402.
Clustered multiple regression. In: Kiers H.AL, Rasson J.P, Gronen P.JF, Schader M., editors. Data Analysis, Classification, and Related Methods.; 2000. 2. p. 217-222p. (Studies in Classification, Data Analysis, and Knowledge Organization).Edit
clustered partial linear regression. machine learning: ecml 2000. 2000;1810:426-436.Edit
clustered multiple regression. data analysis, classification, and related methods. 2000:217-222.Edit