Found 2290 results
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Almeida J. On the power semigroup of a finite semigroup. Portugal. Math.. 1992;49:295-331.Edit
Silva PV. Rational languages and inverse monoid presentations. Internat. J. Algebra Comput.. 1992;2:187-207.
Almeida J, Pin J., Weil P. Semigroups whose idempotents form a subsemigroup. Math. Proc. Cambridge Philos. Soc.. 1992;111:241-253.Edit
Yakubovich SB. Some classes of discrete transforms that are generated by matrix linear operators. Vests\=ı Akad. Navuk Belarus\=ı Ser. F\=ız. Mat. Navuk. 1992:20-25, 123.
Yakubovich SB. Some generalizations of the Laplace convolution. Mat. Fiz. Neline\uın. Mekh.. 1992:8-12.
Bokowski J, de Oliveira AG, Richter-Gebert J. Algebraic varieties characterizing matroids and oriented matroids. Adv. Math.. 1991;87:160-185.Edit
Labouriau L., Labouriau IS. The Arrhenius plot of a physiological rate process is never linear. Ciência e Cultura. 1991;43(5):363-369.Edit
Almeida J. On direct product decompositions of finite $\scr J$-trivial semigroups. Internat. J. Algebra Comput.. 1991;1:329-337.Edit
Almeida J. On finite simple semigroups. Proc. Edinburgh Math. Soc. (2). 1991;34:205-215.Edit
Yakubovich SB, Luchko Y.. The generalizations of integral analog of the Leibniz rule on the $G$-convolutions. Extracta Math.. 1991;6:119-122.Edit
Yakubovich SB, Luchko Y.. Generalizations of the Leibniz rule to integral convolutions. Dokl. Akad. Nauk BSSR. 1991;35:111-115, 188.Edit
Luchko Y., Yakubovich SB. Generating operators and convolutions for some integral transformation. Dokl. Akad. Nauk BSSR. 1991;35:773-776, 860.Edit
Basto-Gonçalves J. Geometric conditions for local controllability. J. Differential Equations. 1991;89:388-395.
Almeida J. Implicit operations on finite $\scr J$-trivial semigroups and a conjecture of I. Simon. J. Pure Appl. Algebra. 1991;69:205-218.Edit
Yakubovich SB, Kha\u\i NT. Integral convolutions for $H$-transformations. Izv. Vyssh. Uchebn. Zaved. Mat.. 1991:72-79.Edit
Yakubovich SB. Integral convolutions of Laplace type for $G$-transforms. Vests\=ı Akad. Navuk BSSR Ser. F\=ız.-Mat. Navuk. 1991:11-16, 123.
Almeida J. On iterated semidirect products of finite semilattices. J. Algebra. 1991;142:239-254.Edit
d'Almeida FD, Matos AC, Rodrigues MJ. The least squares problems and orthogonal polynomials. In: Orthogonal polynomials and their applications (Erice, 1990). Vol 9. Baltzer, Basel; 1991. 2. p. 217-222p. (IMACS Ann. Comput. Appl. Math.; vol 9).Edit
Basto-Gonçalves J. Local controllability along a reference trajectory. J. Math. Anal. Appl.. 1991;158:55-62.
Basto-Gonçalves J. Local controllability of scalar input systems on $3$-manifolds. Systems Control Lett.. 1991;16:349-355.
Bacro J-, Brito M. On Mason's extension of the Erdős-Rényi law of large numbers. Statist. Probab. Lett.. 1991;11:43-47.Edit
Almeida J. On the membership problem for pseudovarieties of commutative semigroups. Semigroup Forum. 1991;42:47-51.Edit
Almeida J. Recent developments in the theory of implicit operations. In: Monoids and semigroups with applications (Berkeley, CA, 1989). World Sci. Publ., River Edge, NJ; 1991. 1. p. 105-117p. Edit
Basto-Gonçalves J. Reduction of Hamiltonian systems with symmetry. J. Differential Equations. 1991;94:95-111.
Almeida J. Semigrupos finitos e álgebra universal Universidade de São Paulo, Instituto de Matemática e Estatí stica, São Paulo 1991.Edit