Ayache, Ahmed When is a fixed ring comparable to all overrings? (English) Zbl 1482.13014 J. Algebra Appl. 21, No. 3, Article ID 2250050, 16 p. (2022). MSC: 13B02 13A18 13A35 13B25 13B35 13E05 PDFBibTeX XMLCite \textit{A. Ayache}, J. Algebra Appl. 21, No. 3, Article ID 2250050, 16 p. (2022; Zbl 1482.13014) Full Text: DOI
Ayache, Ahmed Maximal non-decreasing subring of its quotient field. (English) Zbl 1433.13022 Gulf J. Math. 7, No. 3, 26-33 (2019). Reviewer: Nikolay I. Kryuchkov (Ryazan) MSC: 13G05 13F05 13H05 PDFBibTeX XMLCite \textit{A. Ayache}, Gulf J. Math. 7, No. 3, 26--33 (2019; Zbl 1433.13022) Full Text: Link
Ayache, Ahmed A direct proof of a theorem concerning treed overrings. (English) Zbl 1441.13018 Int. J. Math. Math. Sci. 2015, Article ID 938648, 3 p. (2015). MSC: 13B02 PDFBibTeX XMLCite \textit{A. Ayache}, Int. J. Math. Math. Sci. 2015, Article ID 938648, 3 p. (2015; Zbl 1441.13018) Full Text: DOI
Ayache, Ahmed Maximal non-treed subring of its quotient field. (English) Zbl 1318.13039 Ric. Mat. 64, No. 1, 229-239 (2015). Reviewer: Moshe Roitman (Haifa) MSC: 13G05 13A15 13A18 PDFBibTeX XMLCite \textit{A. Ayache}, Ric. Mat. 64, No. 1, 229--239 (2015; Zbl 1318.13039) Full Text: DOI
Ayache, Ahmed The set of intermediate rings as a Boolean algebra. (English) Zbl 1317.13015 Commun. Algebra 43, No. 4, 1377-1386 (2015). Reviewer: Christodor-Paul Ionescu (Bucureşti) MSC: 13B02 06E25 13G05 PDFBibTeX XMLCite \textit{A. Ayache}, Commun. Algebra 43, No. 4, 1377--1386 (2015; Zbl 1317.13015) Full Text: DOI
Ayache, Ahmed Integrally closed domains with treed overrings. (English) Zbl 1301.13007 Ric. Mat. 63, No. 1, 93-100 (2014). MSC: 13B02 13C15 13A18 13B25 PDFBibTeX XMLCite \textit{A. Ayache}, Ric. Mat. 63, No. 1, 93--100 (2014; Zbl 1301.13007) Full Text: DOI
Ayache, Ahmed A constructive study about the set of intermediate rings. (English) Zbl 1288.13006 Commun. Algebra 41, No. 12, 4637-4661 (2013). Reviewer: Radoslav M. Dimitrić (New York) MSC: 13B02 13B22 13B25 13C13 13A18 PDFBibTeX XMLCite \textit{A. Ayache}, Commun. Algebra 41, No. 12, 4637--4661 (2013; Zbl 1288.13006) Full Text: DOI
Ayache, Ahmed The set of indeterminate rings of a normal pair as a partially ordered set. (English) Zbl 1264.13012 Ric. Mat. 60, No. 2, 193-201 (2011). Reviewer: David F. Anderson (Knoxville) MSC: 13B05 13A18 13B22 13F05 13G05 PDFBibTeX XMLCite \textit{A. Ayache}, Ric. Mat. 60, No. 2, 193--201 (2011; Zbl 1264.13012) Full Text: DOI
Ayache, Ahmed When is the set of intermediate rings a finite Boolean algebra. (English) Zbl 1250.13008 Int. Electron. J. Algebra 8, 129-139 (2010). MSC: 13B02 13C15 PDFBibTeX XMLCite \textit{A. Ayache}, Int. Electron. J. Algebra 8, 129--139 (2010; Zbl 1250.13008) Full Text: Link
Ayache, Ahmed A note on going down domains. (English) Zbl 1195.13007 Commun. Algebra 38, No. 7, 2569-2571 (2010). MSC: 13B02 13C15 13A18 13B25 PDFBibTeX XMLCite \textit{A. Ayache}, Commun. Algebra 38, No. 7, 2569--2571 (2010; Zbl 1195.13007) Full Text: DOI
Ayache, Ahmed Some finiteness chain conditions on the set of intermediate rings. (English) Zbl 1196.13007 J. Algebra 323, No. 11, 3111-3123 (2010). Reviewer: Gyu Whan Chang (Incheon) MSC: 13B02 13G05 13B22 PDFBibTeX XMLCite \textit{A. Ayache}, J. Algebra 323, No. 11, 3111--3123 (2010; Zbl 1196.13007) Full Text: DOI
Ayache, Ahmed Minimal overrings of an integrally closed domain. (English) Zbl 1029.13004 Commun. Algebra 31, No. 12, 5693-5714 (2003). MSC: 13B02 13B22 13F20 13G05 13F05 PDFBibTeX XMLCite \textit{A. Ayache}, Commun. Algebra 31, No. 12, 5693--5714 (2003; Zbl 1029.13004) Full Text: DOI
Ayache, Ahmed Polynomial rings with coefficients in an intersection of fibred products. (Anneaux de polynômes à coefficients dans une intersection de produits fibrés.) (French) Zbl 0984.13011 Port. Math. 56, No. 2, 155-168 (1999). Reviewer: D.E.Rush (Riverside) MSC: 13F20 13C15 PDFBibTeX XMLCite \textit{A. Ayache}, Port. Math. 56, No. 2, 155--168 (1999; Zbl 0984.13011) Full Text: EuDML
Ayache, Ahmed Some remakrs about chain conditions. (Quelques remarques sur les conditions de chaînes.) (French) Zbl 0989.13007 Arch. Math. 72, No. 4, 270-277 (1999). Reviewer: Serban Raianu (Syracuse) MSC: 13C15 13B02 13F05 13G05 PDFBibTeX XMLCite \textit{A. Ayache}, Arch. Math. 72, No. 4, 270--277 (1999; Zbl 0989.13007) Full Text: DOI
Ayache, Ahmed On an example of Wadsworth. (Sur un exemple de Wadsworth.) (French) Zbl 0921.13014 Commun. Algebra 27, No. 4, 1591-1597 (1999). Reviewer: N.Radu (Bucureşti) MSC: 13G05 13E05 13B02 13C15 PDFBibTeX XMLCite \textit{A. Ayache}, Commun. Algebra 27, No. 4, 1591--1597 (1999; Zbl 0921.13014) Full Text: DOI
Ayache, Ahmed About a conjecture on Nagata rings. (English) Zbl 0815.13010 J. Pure Appl. Algebra 98, No. 1, 1-5 (1995). Reviewer: G.Pfister (Kaiserslautern) MSC: 13F99 13F20 13E99 13H10 PDFBibTeX XMLCite \textit{A. Ayache}, J. Pure Appl. Algebra 98, No. 1, 1--5 (1995; Zbl 0815.13010) Full Text: DOI
Ayache, Ahmed Subrings of the form \(D+I\) of an integral \(K\)-algebra. (Sous-anneaux de la forme \(D+I\) d’une \(K\)-algebre intègre.) (French) Zbl 0832.13018 Port. Math. 50, No. 2, 139-149 (1993). Reviewer: A.Verschoren (Antwerp) MSC: 13F20 13G05 13C15 PDFBibTeX XMLCite \textit{A. Ayache}, Port. Math. 50, No. 2, 139--149 (1993; Zbl 0832.13018) Full Text: EuDML