Edit Profile (opens in new tab) Soares Ruas, Maria Aparecida Co-Author Distance Author ID: ruas.maria-aparecida-soares Published as: Ruas, M. A. S.; Ruas, Maria Aparecida Soares; Soares Ruas, Maria Aparecida; Ruas, Maria A. S.; Ruas, Maria; Ruas, Maria Aparecida more...less Homepage: http://conteudo.icmc.usp.br/pessoas/maasruas/ External Links: MGP Documents Indexed: 96 Publications since 1986, including 1 Book and 10 Additional arXiv Preprints 5 Contributions as Editor Reviewing Activity: 77 Reviews Co-Authors: 74 Co-Authors with 92 Joint Publications 860 Co-Co-Authors all top 5 Co-Authors 7 single-authored 10 Oset Sinha, Raúl 7 Atique, R. Wik 6 Romero-Fuster, María Carmen 5 Brasselet, Jean-Paul 5 Jelonek, Zbigniew 4 Fernandes, Alexandre Cesar Gurgel 4 Janeczko, Stanisław 4 Mochida, D. K. H. 4 Nabarro, Ana Claudia 4 Rieger, Joachim H. 3 Ahmed, Imran 3 Benedini Riul, Pedro 3 de Góes Grulha, Nivaldo jun. 3 Eyral, Christophe 3 Farnik, Michał 3 Gaffney, Terence 3 Hernandes, M. E. Rodrigues 3 Izumiya, Shyuichi 3 Mancini, Solange 3 Nishimura, Takashi 3 Romero Fuster, Maria del Carmen 3 Saia, Marcelo José 3 Tari, Farid 3 Tomazella, João Nivaldo 2 Bivià-Ausina, Carles 2 Buosi, Marcelo 2 Chagas Santos, Igor 2 de M. Rios, Pedro 2 Domitrz, Wojciech 2 Ferreira Costa, João Carlos 2 Kasedou, Masaki 2 Labouriau, Isabel S. 2 Lopes, Débora 2 Pedersen, Helge Møller 2 Trivedi, Saurabh 1 Alves Garcia, Ronaldo 1 Araújo dos Santos, Raimundo Nonato 1 Birbrair, Lev 1 Bruce, James William 1 Callejas-Bedregal, Roberto 1 Câmara, Leonardo Meireles 1 Carrara, V. L. 1 Chachapoyas, Nancy 1 Challapa, Lizandro Sanchez 1 Da Silva Pereira, Miriam 1 Dias, Fabio Scalco 1 Dias, Luis Renato Gonçalves 1 Furter, Jacques-Elie 1 Giblin, Peter J. 1 Hayashida Mochida, Dirce Kiyomi 1 Hernandes, Marcelo Escudeiro 1 Ichiki, Shunsuke 1 Kerner, Dmitry 1 Kourliouros, Konstantinos 1 Lima-Pereira, Barbara K. 1 Marar, Washington Luiz 1 Mendes, Claudio Martins 1 Montaldi, James A. 1 Moreira, Carlos Gustavo Tamm de Araujo 1 Nguyen Thi Bich Thuy 1 Nguyen, Nhan T. 1 Nuño-Ballesteros, Juan José 1 Sacramento, Andrea de Jesus 1 Saeki, Osamu 1 Santana, Hellen 1 Seade, Jose Antonio 1 Silva, Otoniel Nogueira 1 Sitta, Angela Maria 1 Teixeira, Marco Antonio 1 Tejeda, Tito Alexandro Medina 1 Thuy, Nguyen Thi Bich 1 Tibăr, Mihai-Marius 1 Valette, Guillaume 1 Verjovsky, Alberto all top 5 Serials 5 Mathematische Zeitschrift 5 Proceedings of the American Mathematical Society 4 Mathematical Proceedings of the Cambridge Philosophical Society 4 Manuscripta Mathematica 4 Mathematica Scandinavica 4 The Quarterly Journal of Mathematics 3 Geometriae Dedicata 3 Publicacions Matemàtiques 3 Matemática Contemporânea 3 The Asian Journal of Mathematics 3 Bulletin of the Brazilian Mathematical Society. New Series 2 Houston Journal of Mathematics 2 Mathematische Annalen 2 Nagoya Mathematical Journal 2 Topology and its Applications 2 International Journal of Mathematics 2 Advances in Geometry 2 Contemporary Mathematics 2 Journal of Singularities 2 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 1 American Mathematical Monthly 1 Rocky Mountain Journal of Mathematics 1 Beiträge zur Algebra und Geometrie 1 Bulletin of the London Mathematical Society 1 Compositio Mathematica 1 Glasgow Mathematical Journal 1 Hokkaido Mathematical Journal 1 Journal of the Mathematical Society of Japan 1 Kodai Mathematical Journal 1 Mathematische Nachrichten 1 Portugaliae Mathematica 1 Proceedings of the Edinburgh Mathematical Society. Series II 1 Proceedings of the London Mathematical Society. Third Series 1 Transactions of the American Mathematical Society 1 Dynamics and Stability of Systems 1 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 1 Communications in Contemporary Mathematics 1 Portugaliae Mathematica. Nova Série 1 Journal of Topology 1 Trends in Mathematics all top 5 Fields 51 Global analysis, analysis on manifolds (58-XX) 50 Several complex variables and analytic spaces (32-XX) 28 Algebraic geometry (14-XX) 19 Differential geometry (53-XX) 15 Manifolds and cell complexes (57-XX) 10 Dynamical systems and ergodic theory (37-XX) 5 General and overarching topics; collections (00-XX) 4 Ordinary differential equations (34-XX) 2 Geometry (51-XX) 2 Convex and discrete geometry (52-XX) 2 Algebraic topology (55-XX) 1 Number theory (11-XX) 1 Commutative algebra (13-XX) 1 Associative rings and algebras (16-XX) 1 Real functions (26-XX) 1 Partial differential equations (35-XX) 1 Biology and other natural sciences (92-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 68 Publications have been cited 471 times in 289 Documents Cited by ▼ Year ▼ Differential geometry from a singularity theory viewpoint. Zbl 1369.53004 Izumiya, Shyuichi; Romero Fuster, Maria del Carmen; Ruas, Maria Aparecida Soares; Tari, Farid 64 2016 The geometry of surfaces in 4-space from a contact viewpoint. Zbl 0834.53006 Hayashida Mochida, Dirce Kiyomi; Romero Fuster, Maria del Carmen; Ruas, Maria Aparecida Soares 47 1995 On real singularities with a Milnor fibration. Zbl 1020.32027 Ruas, Maria Aparecida Soares; Seade, José; Verjovsky, Alberto 31 2002 Inflection points and topology of surfaces in 4-space. Zbl 0966.58020 Alves Garcia, Ronaldo; Hayashida Mochida, Dirce Kiyomi; Romero Fuster, Maria del Carmen; Ruas, Maria Aparecida Soares 30 2000 Osculating hyperplanes and asymptotic directions of codimension two submanifolds of Euclidean spaces. Zbl 0942.58039 Mochida, D. K. H.; Romero-Fuster, M. C.; Ruas, M. A. S. 20 1999 Codimension two determinantal varieties with isolated singularities. Zbl 1318.14007 Soares Ruas, Maria Aparecida; Da Silva Pereira, Miriam 17 2014 Inflection points and nonsingular embeddings of surfaces in \(\mathbb{R}^5\). Zbl 1049.57018 Mochida, D. K. H.; Romero-Fuster, M. C.; Ruas, M. A. S. 16 2003 Real Milnor fibrations and \((C)\)-regularity. Zbl 1084.32023 Soares Ruas, Maria Aparecida; Araújo dos Santos, Raimundo Nonato 16 2005 Regularity at infinity of real mappings and a Morse-Sard theorem. Zbl 1248.14014 Dias, L. R. G.; Ruas, M. A. S.; Tibăr, M. 16 2012 Classification of \({\mathcal A}\)-simple germs from \(k^ n\) to \(k^ 2\). Zbl 0724.58008 Rieger, J. H.; Ruas, M. A. S. 15 1991 Asymptotic curves on surfaces in \(\mathbb R^5\). Zbl 1167.53006 Romero-Fuster, M. C.; Ruas, M. A. S.; Tari, F. 12 2008 Lipschitz normal embeddings in the space of matrices. Zbl 1419.14003 Kerner, Dmitry; Pedersen, Helge Møller; Ruas, Maria A. S. 11 2018 Bi-Lipschitz determinacy of quasihomogeneous germs. Zbl 1051.32017 Fernandes, Alexandre Cesar Gurgel; Ruas, Maria Aparecida Soares 9 2004 Singularities of affine equidistants: projections and contacts. Zbl 1375.58028 Domitrz, W.; De M. Rios, P.; Ruas, M. A. S. 8 2014 Total absolute horospherical curvature of submanifolds in hyperbolic space. Zbl 1201.53069 Buosi, Marcelo; Izumiya, Shyuichi; Ruas, Maria Aparecida Soares 8 2010 \(K\)-bi-Lipschitz equivalence of real function-germs. Zbl 1116.32020 Birbrair, L.; Costa, J. C. F.; Fernandes, A.; Ruas, M. A. S. 7 2007 Classifying codimension two multigerms. Zbl 1302.32026 Oset Sinha, R.; Ruas, M. A. S.; Atique, R. Wik 6 2014 The geometry of corank 1 surfaces in \(\mathbb{R}^4\). Zbl 1460.53007 Riul, P. Benedini; Ruas, M. A. S.; Oset Sinha, R. 6 2019 Whitney equisingularity of families of surfaces in \(\mathbb{C}^3\). Zbl 1421.32035 Ruas, M. A. S.; Silva, O. N. 6 2019 The local Euler obstruction and topology of the stabilization of associated determinantal varieties. Zbl 1430.14014 Gaffney, Terence; Grulha, Nivaldo G. jun.; Ruas, Maria A. S. 6 2019 Horo-tight spheres in hyperbolic space. Zbl 1235.53012 Buosi, Marcelo; Izumiya, Shyuichi; Ruas, Maria Aparecida Soares 5 2011 On the simplicity of multigerms. Zbl 1357.32021 Oset Sinha, R.; Ruas, M. A. S.; Wik Atique, R. 5 2016 Singularities of affine equidistants: extrinsic geometry of surfaces in 4-space. Zbl 1392.53012 Domitrz, W.; Janeczko, S.; de M. Rios, P.; Ruas, M. A. S. 5 2016 Whitney theorem for complex polynomial mappings. Zbl 1452.32005 Farnik, M.; Jelonek, Z.; Ruas, M. A. S. 5 2020 Multiplicities of zero-schemes in quasihomogeneous corank-1 singularities \(\mathbb C^n\to \mathbb C^n\). Zbl 0947.32017 Marar, W. L.; Montaldi, J. A.; Ruas, M. A. S. 4 1999 \(C ^{0}\) and bi-Lipschitz \({\mathcal{K}}\)-equivalence of mappings. Zbl 1253.58017 Ruas, Maria Aparecida Soares; Valette, Guillaume 4 2011 Symmetry defect of algebraic varieties. Zbl 1343.14050 Janeczko, S.; Jelonek, Z.; Ruas, M. A. S. 4 2014 Liftable vector fields over corank one multigerms. Zbl 1368.32016 Nishimura, T.; Oset Sinha, R.; Ruas, M. A. S.; Wik Atique, R. 4 2016 Generalized distance-squared mappings of the plane into the plane. Zbl 1346.57026 Ichiki, Shunsuke; Nishimura, Takashi; Oset Sinha, Raul; Ruas, M. A. S. 4 2016 On divergent diagrams of finite codimension. Zbl 1024.58019 Mancini, S.; Ruas, M. A. S.; Teixeira, M. A. 4 2002 Invariants of topological relative right equivalences. Zbl 1273.32033 Ahmed, Imran; Ruas, Maria Aparecida Soares; Tomazella, João Nivaldo 4 2013 The Euler obstruction and the Chern obstruction. Zbl 1207.14006 Brasselet, J.-P.; Grulha, N. G. jun.; Ruas, M. A. S. 4 2010 Maps of manifolds into the plane which lift to standard embeddings in codimension two. Zbl 0971.57036 Carrara, V. L.; Ruas, M. A. S.; Saeki, O. 3 2001 Indices of Newton non-degenerate vector fields and a conjecture of Loewner for surfaces in \(\mathbb R^4\). Zbl 1079.58031 Gutierrez, Carlos; Ruas, Maria Aparecida Soares 3 2003 The curve selection lemma and the Morse-Sard theorem. Zbl 1173.58016 Moreira, Carlos Gustavo; Ruas, Maria Aparecida Soares 3 2009 M-deformations of \({\mathcal A}\)-simple \(\Sigma^{n-p+1}\)-germs from \(\mathbb{R}^n\) to \(\mathbb{R}^p\), \(n\geqslant p\). Zbl 1086.58024 Rieger, J. H.; Ruas, M. A. S. 3 2005 A note on determinacy. Zbl 0807.58004 Bruce, J. W.; Ruas, M. A. S.; Saia, M. J. 3 1992 On the equisingularity of families of corank 1 generic germs. Zbl 0814.58011 Ruas, M. A. S. 3 1994 Real and complex singularities. XIII international workshop on real and complex singularities, São Carlos, Brazil, July 27 – August 8, 2014 in honor of María del Carmen Romero Fuster’s 60th birthday. Proceedings. Zbl 1353.00013 3 2016 Generic sections of essentially isolated determinantal singularities. Zbl 1375.14161 Brasselet, Jean-Paul; Chachapoyas, Nancy; Ruas, Maria A. S. 3 2017 Deformations with constant Lê numbers and multiplicity of nonisolated hypersurface singularities. Zbl 1408.32029 Eyral, Christophe; Ruas, Maria Aparecida Soares 3 2015 Singular 3-manifolds in \(\mathbb{R}^5\). Zbl 1502.53010 Benedini Riul, Pedro; Soares Ruas, Maria Aparecida; Sacramento, Andrea de Jesus 3 2022 Equisingularity and EIDS. Zbl 1477.32051 Gaffney, Terence; Ruas, Maria Aparecida Soares 3 2021 On the degree of \(C^{\ell}\)-determinacy. Zbl 0632.58013 Ruas, Maria Aparecida Soares 2 1986 Singularities and duality in the flat geometry of submanifolds of Euclidean spaces. Zbl 1066.58021 Mochida, D. K. H.; Romero-Fuster, M. C.; Ruas, M. A. S. 2 2001 Real and complex singularities. Proceedings of the 7th international workshop, Universidade de São Paulo, São Carlos, Brazil, July 29–August 2, 2002. Zbl 1052.32001 2 2004 Topological triviality of families of functions on analytic varieties. Zbl 1080.32027 Ruas, Maria Aparecida Soares; Tomazella, João Nivaldo 2 2004 \(C^\ell\)-determinacy of weighted homogeneous germs. Zbl 0873.58010 Soares Ruas, Maria Aparecida; Saia, Marcelo José 2 1997 Bifurcations of generic one parameter families of functions on foliated manifolds. Zbl 0782.58015 Mancini, Solange; Ruas, Maria Aparecida Soares 2 1993 \({\mathcal A}_e\)-codimension of germs of analytic curves. Zbl 1131.32014 Hernandes, M. E.; Rodrigues Hernandes, M. E.; Ruas, M. A. S. 2 2007 Classification of Lipschitz simple function germs. Zbl 1453.14012 Nguyen, Nhan; Ruas, Maria; Trivedi, Saurabh 2 2020 Rigidity of bi-Lipschitz equivalence of weighted homogeneous function-germs in the plane. Zbl 1267.14005 Fernandes, Alexandre; Ruas, Maria 2 2013 Parametrized monomial surfaces in 4-space. Zbl 1504.32079 Rodrigues Hernandes, M. E.; Ruas, M. A. S. 2 2018 M-deformations of \({\mathcal A}\)-simple germs from \(\mathbb R ^n\) to \(\mathbb R ^{n+1}\). Zbl 1144.58022 Rieger, J. H.; Ruas, M. A. S.; Atique, R. Wik 1 2008 Some stability questions concerning caustics for different propagation laws. Zbl 0824.57022 Romero Fuster, Maria del Carmen; Ruas, Maria Aparecida Soares 1 1994 A note on binary quintic forms and lines of principal curvature on surfaces in \(\mathbb{R}^5\). Zbl 1247.53007 Ruas, M. A. S.; Tari, F. 1 2012 Index of an implicit differential equation. Zbl 1192.34012 Challapa, L. S.; Ruas, M. A. S. 1 2010 Singularities of equations of Hodgkin-Huxley type. Zbl 0851.34044 Labouriau, Isabel Salgado; Ruas, Maria Aparecida Soares 1 1996 Stability and genericity of composition of maps. Zbl 0855.57024 Fuster, M. C. R.; Mancini, S.; Ruas, M. A. S. 1 1993 Some global properties of surfaces in 4-space. Zbl 0938.57021 Mochida, D. K. H.; Romero-Fuster, M. C.; Ruas, M. A. S. 1 1997 Topological triviality of linear deformations with constant Lê numbers. Zbl 1341.32022 Eyral, Christophe; Ruas, Maria Aparecida Soares 1 2016 Second order geometry of spacelike surfaces in de Sitter 5-space. Zbl 1327.53015 Kasedou, Masaki; Nabarro, Ana Claudia; Soares Ruas, Maria Aparecida 1 2015 Bi-Lipschitz geometry of contact orbits in the boundary of the nice dimensions. Zbl 1441.14018 Trivedi, Saurabh; Ruas, Maria Aparecida Soares 1 2019 A formula relating inflections, bitangencies and the Milnor number of a plane curve. Zbl 1304.14035 Dias, Fabio Scalco; Oset Sinha, Raúl; Ruas, Maria Aparecida Soares 1 2014 Old and new results on density of stable mappings. Zbl 1506.58014 Ruas, Maria Aparecida Soares 1 2022 The extra-nice dimensions. Zbl 1500.58013 Oset Sinha, R.; Ruas, M. A. S.; Atique, R. Wik 1 2022 Mixed Bruce-Roberts numbers. Zbl 1439.32071 Bivià-Ausina, Carles; Ruas, Maria Aparecida Soares 1 2020 On singular varieties associated to a polynomial mapping from \(\mathbb{C}^n\) to \(\mathbb{C}^{n-1}\). Zbl 1458.14065 Nguyen Thi Bich Thuy; Soares Ruas, Maria Aparecida 1 2018 Singular 3-manifolds in \(\mathbb{R}^5\). Zbl 1502.53010 Benedini Riul, Pedro; Soares Ruas, Maria Aparecida; Sacramento, Andrea de Jesus 3 2022 Old and new results on density of stable mappings. Zbl 1506.58014 Ruas, Maria Aparecida Soares 1 2022 The extra-nice dimensions. Zbl 1500.58013 Oset Sinha, R.; Ruas, M. A. S.; Atique, R. Wik 1 2022 Equisingularity and EIDS. Zbl 1477.32051 Gaffney, Terence; Ruas, Maria Aparecida Soares 3 2021 Whitney theorem for complex polynomial mappings. Zbl 1452.32005 Farnik, M.; Jelonek, Z.; Ruas, M. A. S. 5 2020 Classification of Lipschitz simple function germs. Zbl 1453.14012 Nguyen, Nhan; Ruas, Maria; Trivedi, Saurabh 2 2020 Mixed Bruce-Roberts numbers. Zbl 1439.32071 Bivià-Ausina, Carles; Ruas, Maria Aparecida Soares 1 2020 The geometry of corank 1 surfaces in \(\mathbb{R}^4\). Zbl 1460.53007 Riul, P. Benedini; Ruas, M. A. S.; Oset Sinha, R. 6 2019 Whitney equisingularity of families of surfaces in \(\mathbb{C}^3\). Zbl 1421.32035 Ruas, M. A. S.; Silva, O. N. 6 2019 The local Euler obstruction and topology of the stabilization of associated determinantal varieties. Zbl 1430.14014 Gaffney, Terence; Grulha, Nivaldo G. jun.; Ruas, Maria A. S. 6 2019 Bi-Lipschitz geometry of contact orbits in the boundary of the nice dimensions. Zbl 1441.14018 Trivedi, Saurabh; Ruas, Maria Aparecida Soares 1 2019 Lipschitz normal embeddings in the space of matrices. Zbl 1419.14003 Kerner, Dmitry; Pedersen, Helge Møller; Ruas, Maria A. S. 11 2018 Parametrized monomial surfaces in 4-space. Zbl 1504.32079 Rodrigues Hernandes, M. E.; Ruas, M. A. S. 2 2018 On singular varieties associated to a polynomial mapping from \(\mathbb{C}^n\) to \(\mathbb{C}^{n-1}\). Zbl 1458.14065 Nguyen Thi Bich Thuy; Soares Ruas, Maria Aparecida 1 2018 Generic sections of essentially isolated determinantal singularities. Zbl 1375.14161 Brasselet, Jean-Paul; Chachapoyas, Nancy; Ruas, Maria A. S. 3 2017 Differential geometry from a singularity theory viewpoint. Zbl 1369.53004 Izumiya, Shyuichi; Romero Fuster, Maria del Carmen; Ruas, Maria Aparecida Soares; Tari, Farid 64 2016 On the simplicity of multigerms. Zbl 1357.32021 Oset Sinha, R.; Ruas, M. A. S.; Wik Atique, R. 5 2016 Singularities of affine equidistants: extrinsic geometry of surfaces in 4-space. Zbl 1392.53012 Domitrz, W.; Janeczko, S.; de M. Rios, P.; Ruas, M. A. S. 5 2016 Liftable vector fields over corank one multigerms. Zbl 1368.32016 Nishimura, T.; Oset Sinha, R.; Ruas, M. A. S.; Wik Atique, R. 4 2016 Generalized distance-squared mappings of the plane into the plane. Zbl 1346.57026 Ichiki, Shunsuke; Nishimura, Takashi; Oset Sinha, Raul; Ruas, M. A. S. 4 2016 Real and complex singularities. XIII international workshop on real and complex singularities, São Carlos, Brazil, July 27 – August 8, 2014 in honor of María del Carmen Romero Fuster’s 60th birthday. Proceedings. Zbl 1353.00013 3 2016 Topological triviality of linear deformations with constant Lê numbers. Zbl 1341.32022 Eyral, Christophe; Ruas, Maria Aparecida Soares 1 2016 Deformations with constant Lê numbers and multiplicity of nonisolated hypersurface singularities. Zbl 1408.32029 Eyral, Christophe; Ruas, Maria Aparecida Soares 3 2015 Second order geometry of spacelike surfaces in de Sitter 5-space. Zbl 1327.53015 Kasedou, Masaki; Nabarro, Ana Claudia; Soares Ruas, Maria Aparecida 1 2015 Codimension two determinantal varieties with isolated singularities. Zbl 1318.14007 Soares Ruas, Maria Aparecida; Da Silva Pereira, Miriam 17 2014 Singularities of affine equidistants: projections and contacts. Zbl 1375.58028 Domitrz, W.; De M. Rios, P.; Ruas, M. A. S. 8 2014 Classifying codimension two multigerms. Zbl 1302.32026 Oset Sinha, R.; Ruas, M. A. S.; Atique, R. Wik 6 2014 Symmetry defect of algebraic varieties. Zbl 1343.14050 Janeczko, S.; Jelonek, Z.; Ruas, M. A. S. 4 2014 A formula relating inflections, bitangencies and the Milnor number of a plane curve. Zbl 1304.14035 Dias, Fabio Scalco; Oset Sinha, Raúl; Ruas, Maria Aparecida Soares 1 2014 Invariants of topological relative right equivalences. Zbl 1273.32033 Ahmed, Imran; Ruas, Maria Aparecida Soares; Tomazella, João Nivaldo 4 2013 Rigidity of bi-Lipschitz equivalence of weighted homogeneous function-germs in the plane. Zbl 1267.14005 Fernandes, Alexandre; Ruas, Maria 2 2013 Regularity at infinity of real mappings and a Morse-Sard theorem. Zbl 1248.14014 Dias, L. R. G.; Ruas, M. A. S.; Tibăr, M. 16 2012 A note on binary quintic forms and lines of principal curvature on surfaces in \(\mathbb{R}^5\). Zbl 1247.53007 Ruas, M. A. S.; Tari, F. 1 2012 Horo-tight spheres in hyperbolic space. Zbl 1235.53012 Buosi, Marcelo; Izumiya, Shyuichi; Ruas, Maria Aparecida Soares 5 2011 \(C ^{0}\) and bi-Lipschitz \({\mathcal{K}}\)-equivalence of mappings. Zbl 1253.58017 Ruas, Maria Aparecida Soares; Valette, Guillaume 4 2011 Total absolute horospherical curvature of submanifolds in hyperbolic space. Zbl 1201.53069 Buosi, Marcelo; Izumiya, Shyuichi; Ruas, Maria Aparecida Soares 8 2010 The Euler obstruction and the Chern obstruction. Zbl 1207.14006 Brasselet, J.-P.; Grulha, N. G. jun.; Ruas, M. A. S. 4 2010 Index of an implicit differential equation. Zbl 1192.34012 Challapa, L. S.; Ruas, M. A. S. 1 2010 The curve selection lemma and the Morse-Sard theorem. Zbl 1173.58016 Moreira, Carlos Gustavo; Ruas, Maria Aparecida Soares 3 2009 Asymptotic curves on surfaces in \(\mathbb R^5\). Zbl 1167.53006 Romero-Fuster, M. C.; Ruas, M. A. S.; Tari, F. 12 2008 M-deformations of \({\mathcal A}\)-simple germs from \(\mathbb R ^n\) to \(\mathbb R ^{n+1}\). Zbl 1144.58022 Rieger, J. H.; Ruas, M. A. S.; Atique, R. Wik 1 2008 \(K\)-bi-Lipschitz equivalence of real function-germs. Zbl 1116.32020 Birbrair, L.; Costa, J. C. F.; Fernandes, A.; Ruas, M. A. S. 7 2007 \({\mathcal A}_e\)-codimension of germs of analytic curves. Zbl 1131.32014 Hernandes, M. E.; Rodrigues Hernandes, M. E.; Ruas, M. A. S. 2 2007 Real Milnor fibrations and \((C)\)-regularity. Zbl 1084.32023 Soares Ruas, Maria Aparecida; Araújo dos Santos, Raimundo Nonato 16 2005 M-deformations of \({\mathcal A}\)-simple \(\Sigma^{n-p+1}\)-germs from \(\mathbb{R}^n\) to \(\mathbb{R}^p\), \(n\geqslant p\). Zbl 1086.58024 Rieger, J. H.; Ruas, M. A. S. 3 2005 Bi-Lipschitz determinacy of quasihomogeneous germs. Zbl 1051.32017 Fernandes, Alexandre Cesar Gurgel; Ruas, Maria Aparecida Soares 9 2004 Real and complex singularities. Proceedings of the 7th international workshop, Universidade de São Paulo, São Carlos, Brazil, July 29–August 2, 2002. Zbl 1052.32001 2 2004 Topological triviality of families of functions on analytic varieties. Zbl 1080.32027 Ruas, Maria Aparecida Soares; Tomazella, João Nivaldo 2 2004 Inflection points and nonsingular embeddings of surfaces in \(\mathbb{R}^5\). Zbl 1049.57018 Mochida, D. K. H.; Romero-Fuster, M. C.; Ruas, M. A. S. 16 2003 Indices of Newton non-degenerate vector fields and a conjecture of Loewner for surfaces in \(\mathbb R^4\). Zbl 1079.58031 Gutierrez, Carlos; Ruas, Maria Aparecida Soares 3 2003 On real singularities with a Milnor fibration. Zbl 1020.32027 Ruas, Maria Aparecida Soares; Seade, José; Verjovsky, Alberto 31 2002 On divergent diagrams of finite codimension. Zbl 1024.58019 Mancini, S.; Ruas, M. A. S.; Teixeira, M. A. 4 2002 Maps of manifolds into the plane which lift to standard embeddings in codimension two. Zbl 0971.57036 Carrara, V. L.; Ruas, M. A. S.; Saeki, O. 3 2001 Singularities and duality in the flat geometry of submanifolds of Euclidean spaces. Zbl 1066.58021 Mochida, D. K. H.; Romero-Fuster, M. C.; Ruas, M. A. S. 2 2001 Inflection points and topology of surfaces in 4-space. Zbl 0966.58020 Alves Garcia, Ronaldo; Hayashida Mochida, Dirce Kiyomi; Romero Fuster, Maria del Carmen; Ruas, Maria Aparecida Soares 30 2000 Osculating hyperplanes and asymptotic directions of codimension two submanifolds of Euclidean spaces. Zbl 0942.58039 Mochida, D. K. H.; Romero-Fuster, M. C.; Ruas, M. A. S. 20 1999 Multiplicities of zero-schemes in quasihomogeneous corank-1 singularities \(\mathbb C^n\to \mathbb C^n\). Zbl 0947.32017 Marar, W. L.; Montaldi, J. A.; Ruas, M. A. S. 4 1999 \(C^\ell\)-determinacy of weighted homogeneous germs. Zbl 0873.58010 Soares Ruas, Maria Aparecida; Saia, Marcelo José 2 1997 Some global properties of surfaces in 4-space. Zbl 0938.57021 Mochida, D. K. H.; Romero-Fuster, M. C.; Ruas, M. A. S. 1 1997 Singularities of equations of Hodgkin-Huxley type. Zbl 0851.34044 Labouriau, Isabel Salgado; Ruas, Maria Aparecida Soares 1 1996 The geometry of surfaces in 4-space from a contact viewpoint. Zbl 0834.53006 Hayashida Mochida, Dirce Kiyomi; Romero Fuster, Maria del Carmen; Ruas, Maria Aparecida Soares 47 1995 On the equisingularity of families of corank 1 generic germs. Zbl 0814.58011 Ruas, M. A. S. 3 1994 Some stability questions concerning caustics for different propagation laws. Zbl 0824.57022 Romero Fuster, Maria del Carmen; Ruas, Maria Aparecida Soares 1 1994 Bifurcations of generic one parameter families of functions on foliated manifolds. Zbl 0782.58015 Mancini, Solange; Ruas, Maria Aparecida Soares 2 1993 Stability and genericity of composition of maps. Zbl 0855.57024 Fuster, M. C. R.; Mancini, S.; Ruas, M. A. S. 1 1993 A note on determinacy. Zbl 0807.58004 Bruce, J. W.; Ruas, M. A. S.; Saia, M. J. 3 1992 Classification of \({\mathcal A}\)-simple germs from \(k^ n\) to \(k^ 2\). Zbl 0724.58008 Rieger, J. H.; Ruas, M. A. S. 15 1991 On the degree of \(C^{\ell}\)-determinacy. Zbl 0632.58013 Ruas, Maria Aparecida Soares 2 1986 all cited Publications top 5 cited Publications all top 5 Cited by 235 Authors 35 Soares Ruas, Maria Aparecida 19 Nuño-Ballesteros, Juan José 18 Oset Sinha, Raúl 14 Izumiya, Shyuichi 12 Saji, Kentaro 12 Tari, Farid 12 Teramoto, Keisuke 11 Romero-Fuster, María Carmen 11 Tibăr, Mihai-Marius 10 de Góes Grulha, Nivaldo jun. 9 Takahashi, Masatomo 8 Araújo dos Santos, Raimundo Nonato 8 Cisneros-Molina, José Luis 8 Dias, Luis Renato Gonçalves 7 Benedini Riul, Pedro 7 Domitrz, Wojciech 7 Fernandes, Alexandre Cesar Gurgel 7 Sánchez-Bringas, Federico 7 Seade, Jose Antonio 7 Tomazella, João Nivaldo 6 Birbrair, Lev 6 Ribeiro, Maico F. 6 Zwierzyński, Michał 5 Atique, R. Wik 5 Dreibelbis, Daniel 5 Ferreira Costa, João Carlos 5 Garcia, Ronaldo A. 5 Jelonek, Zbigniew 5 Martins, Luciana F. 5 Pichon, Anne 5 Silva, Otoniel Nogueira 4 Chen, Liang 4 Dalbelo, Thaís Maria 4 Gaffney, Terence 4 Pei, Donghe 4 Romero Fuster, Maria del Carmen 4 Saia, Marcelo José 4 Silva, Jorge Luiz Deolindo 3 Bayard, Pierre 3 Bivià-Ausina, Carles 3 Brasselet, Jean-Paul 3 Farnik, Michał 3 Giblin, Peter J. 3 Janeczko, Stanisław 3 Kabata, Yutaro 3 Menegon Neto, Aurélio 3 Monera, M. G. 3 Nabarro, Ana Claudia 3 Nishimura, Takashi 3 Pedersen, Helge Møller 3 Rieger, Joachim H. 3 Sanabria Codesal, Esther 3 Sánchez, Luis F. 3 Snoussi, Jawad 3 Takeda, Yasushi 3 Venato-Santos, Jean 2 Ahmed, Imran 2 Ament, Daiane Alice Henrique 2 Brander, David 2 Braun, Francisco 2 Casonatto, Catiana 2 Chen, Ying 2 Cherrie, Matthew 2 Costa, Sueli Irene Rodrigues 2 da Silva, Thiago Filipe 2 de M. Rios, Pedro 2 do Couto Fernandes, Marco Antônio 2 Eyral, Christophe 2 Fukunaga, Tomonori 2 Gómez Gutiérrez, Vinicio 2 Grandjean, Vincent 2 Huarcaya, Jorge A. C. 2 Inaba, Kazumasa 2 Ishikawa, Goo 2 Joiţa, Cezar 2 Kawashima, Masayuki 2 Lopes, Débora 2 Miranda, Aldicio José 2 Moraes, S. M. 2 Moya-Pérez, Juan Antonio 2 Nabeshima, Katsusuke 2 Ohmoto, Toru 2 Peñafort-Sanchis, Guillermo 2 Pereira, Miriam S. 2 Phạm Tiên So’n 2 Romano-Velázquez, Agustín 2 Saeki, Osamu 2 Sampaio, José Edson 2 Sotomayor, Jorge 2 Tajima, Shinichi 2 Waters, Thomas J. 2 Yildirim, Handan 2 Zach, Matthias 1 Aguilar-Cabrera, Haydée 1 Aiyama, Reiko 1 Akutagawa, Kazuo 1 Alvarez, Sergio A. 1 Alves Garcia, Ronaldo 1 Barajas, M. 1 Batista, Erica Boizan ...and 135 more Authors all top 5 Cited in 102 Serials 20 Bulletin of the Brazilian Mathematical Society. New Series 17 Topology and its Applications 14 Journal of Singularities 11 Geometriae Dedicata 10 Differential Geometry and its Applications 9 Mathematische Zeitschrift 9 International Journal of Mathematics 8 Journal of the Mathematical Society of Japan 7 Manuscripta Mathematica 6 Proceedings of the Royal Society of Edinburgh. Section A. Mathematics 6 Revista de la Real Academia de Ciencias Exactas, Físicas y Naturales. Serie A: Matemáticas. RACSAM 5 Mathematical Proceedings of the Cambridge Philosophical Society 5 Rocky Mountain Journal of Mathematics 5 Journal of Geometry and Physics 5 Mathematische Annalen 4 Journal of Geometry 4 Proceedings of the American Mathematical Society 4 Results in Mathematics 4 Tôhoku Mathematical Journal. Second Series 4 Bulletin des Sciences Mathématiques 4 Advances in Geometry 3 Israel Journal of Mathematics 3 Journal of Mathematical Analysis and Applications 3 Glasgow Mathematical Journal 3 Mathematische Nachrichten 3 Proceedings of the Edinburgh Mathematical Society. Series II 3 The Journal of Geometric Analysis 3 Mediterranean Journal of Mathematics 2 Advances in Mathematics 2 Annales de l’Institut Fourier 2 Hokkaido Mathematical Journal 2 Osaka Journal of Mathematics 2 Transactions of the American Mathematical Society 2 Note di Matematica 2 Revista Matemática Iberoamericana 2 Publicacions Matemàtiques 2 Linear Algebra and its Applications 2 Journal of Knot Theory and its Ramifications 2 Annales de la Faculté des Sciences de Toulouse. Mathématiques. Série VI 2 Revista Matemática Complutense 2 Lobachevskii Journal of Mathematics 2 Central European Journal of Mathematics 2 European Journal of Mathematics 1 Communications in Algebra 1 Beiträge zur Algebra und Geometrie 1 Annali di Matematica Pura ed Applicata. Serie Quarta 1 Annales Polonici Mathematici 1 Bulletin of the London Mathematical Society 1 Compositio Mathematica 1 Illinois Journal of Mathematics 1 Indiana University Mathematics Journal 1 Journal of Differential Equations 1 Journal of the London Mathematical Society. Second Series 1 Kodai Mathematical Journal 1 Monatshefte für Mathematik 1 Nagoya Mathematical Journal 1 Proceedings of the Japan Academy. Series A 1 Proceedings of the London Mathematical Society. Third Series 1 SIAM Journal on Control and Optimization 1 Theoretical Computer Science 1 Tsukuba Journal of Mathematics 1 Bulletin of the Iranian Mathematical Society 1 Journal of Symbolic Computation 1 Dynamics and Stability of Systems 1 Forum Mathematicum 1 Atti della Accademia Nazionale dei Lincei. Classe di Scienze Fisiche, Matematiche e Naturali. Serie IX. Rendiconti Lincei. Matematica e Applicazioni 1 IMRN. International Mathematics Research Notices 1 Bulletin of the American Mathematical Society. New Series 1 Bulletin of the Polish Academy of Sciences, Mathematics 1 Mathematical Programming. Series A. Series B 1 New Zealand Journal of Mathematics 1 International Journal of Bifurcation and Chaos in Applied Sciences and Engineering 1 Journal of Algebraic Geometry 1 Topological Methods in Nonlinear Analysis 1 Journal of Mathematical Sciences (New York) 1 St. Petersburg Mathematical Journal 1 Selecta Mathematica. New Series 1 Balkan Journal of Geometry and its Applications (BJGA) 1 Abstract and Applied Analysis 1 Journal of Dynamical and Control Systems 1 Communications in Contemporary Mathematics 1 The Quarterly Journal of Mathematics 1 Algebraic & Geometric Topology 1 Foundations of Computational Mathematics 1 Portugaliae Mathematica. Nova Série 1 Bulletin of the Malaysian Mathematical Sciences Society. Second Series 1 Annali della Scuola Normale Superiore di Pisa. Classe di Scienze. Serie V 1 International Journal of Geometric Methods in Modern Physics 1 The Journal of Prime Research in Mathematics 1 Mathematics in Computer Science 1 Journal of Topology 1 Asian-European Journal of Mathematics 1 Journal of Topology and Analysis 1 São Paulo Journal of Mathematical Sciences 1 Analysis and Mathematical Physics 1 Geometry 1 Research in the Mathematical Sciences 1 Open Mathematics 1 Proceedings of the American Mathematical Society. Series B 1 AIMS Mathematics ...and 2 more Serials all top 5 Cited in 28 Fields 131 Global analysis, analysis on manifolds (58-XX) 128 Differential geometry (53-XX) 114 Several complex variables and analytic spaces (32-XX) 86 Manifolds and cell complexes (57-XX) 82 Algebraic geometry (14-XX) 12 Ordinary differential equations (34-XX) 8 Dynamical systems and ergodic theory (37-XX) 7 Algebraic topology (55-XX) 6 Real functions (26-XX) 6 Convex and discrete geometry (52-XX) 4 Commutative algebra (13-XX) 4 Partial differential equations (35-XX) 4 Geometry (51-XX) 3 Quantum theory (81-XX) 2 Computer science (68-XX) 1 History and biography (01-XX) 1 Mathematical logic and foundations (03-XX) 1 Combinatorics (05-XX) 1 Number theory (11-XX) 1 Field theory and polynomials (12-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Category theory; homological algebra (18-XX) 1 Functional analysis (46-XX) 1 Calculus of variations and optimal control; optimization (49-XX) 1 Mechanics of particles and systems (70-XX) 1 Optics, electromagnetic theory (78-XX) 1 Relativity and gravitational theory (83-XX) 1 Operations research, mathematical programming (90-XX) Citations by Year