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Listar por autor "Martín Molina, Verónica"
Mostrando ítems 21-38 de 38
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Tesis Doctoral
(k, µ)-Espacios de Curvatura Ø-Seccional constante generalizados
Martín Molina, Verónica (2011)A lo largo de los años, numerosos autores han estudiado la forma del tensor de curvatura de una variedad Riemanniana para ...
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Artículo
Local classification and examples of an important class of paracontact metric manifolds
Martín Molina, Verónica (Univerzitet u Nisû. Prirodno Matematicki Fakultet, 2015)We study paracontact metric ( , μ)-spaces with = −1, equivalent to h2 = 0 but not h = 0. In particular, we will give ...
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Artículo
Mathematical naming and explaining in teaching talk: Noticing work with two groups of mathematics teachers
Planas, Núria; Alfonso, José M.; Arnal-Bailera, Alberto; Martín Molina, Verónica (Springer, 2024)Research shows the salient place of mathematical teaching talk, including the mathematical-linguistic practices of naming ...
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Artículo
Null pseudo-isotropic Lagrangian surfaces
Carriazo Rubio, Alfonso; Martín Molina, Verónica; Vrancken, Luc (Polish Academy of Sciences, Institute of Mathematics, 2017)In this paper we will show that a Lagrangian, Lorentzian surface M 2 1 in a complex pseudo space form Mf2 1 (4c) is ...
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Artículo
Optimal inequalities, contact delta-invariants and their applications
Chen, Bang-Yen; Martín Molina, Verónica (Malaysian Mathematical Sciences Society, 2013)Associated with a k-tuple (n1, . . . , nk) ∈ S(2n + 1) with n ≥ 1, we define a contact δ-invariant, δc (n1, . . . , nk), ...
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Artículo
Paracontact metric manifolds without a contact metric counterpart
Martín Molina, Verónica (Mathematical Society of the Republic of China, 2015)We study non-paraSasakian paracontact metric (κ, μ)-spaces with κ = −1 (equivalent to h2 = 0 but h = 0). These manifolds, ...
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Artículo
Pre-service mathematics teachers’ discourse: Differences between defining in task situations involving prototypical and non-prototypical solids
Toscano Barragán, Rocío; Fernández Leon, Aurora; Gavilán Izquierdo, José María; González Regaña, Alfonso José; Martín Molina, Verónica (Elsevier, 2024)The literature has highlighted the significant role of definitions and defining in mathematics learning and teaching. ...
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Trabajo Fin de Grado
Propuesta de escape room educativo para trabajar las unidades de medida en tercer ciclo de Educación Primaria
Real Vilches, Cristina (2022)En la sociedad actual, la escuela es el primer ámbito de formación de las personas, siendo el rendimiento escolar uno de ...
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Artículo
Researching how professional mathematicians construct new mathematical definitions: A case study
Martín Molina, Verónica; González Regaña, Alfonso José; Gavilán Izquierdo, José María (Taylor & Francis, 2018)In this work, we study the mathematical practice of defining by mathematics researchers. Since research is an important ...
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Ponencia
La resolución de problemas en la asignatura de "Matemáticas Específicas para Maestros"
Martín Molina, Verónica; González Regaña, Alfonso José; Gavilán Izquierdo, José María; Sánchez-Matamoros-Garcia, Gloria (Facultad de Ciencias de la Educación. Universidad de Sevilla, 2016)En esta comunicación se presenta una experiencia desarrollada en las clases prácticas de la asignatura de “Matemáticas ...
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Artículo
Sasaki-Einstein and paraSasaki-Einstein metrics from (κ,μ)-structures
Cappelletti Montano, Beniamino; Carriazo Rubio, Alfonso; Martín Molina, Verónica (Elsevier, 2013-11)We prove that every contact metric (κ, µ)-space admits a canonical η-Einstein Sasakian or η-Einstein paraSasakian metric. ...
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Artículo
Some Non-Compactness Results for Locally Homogeneous Contact Metric Manifolds
Lotta, Antonio; Martín Molina, Verónica (Springer, 2022-06-20)We exhibit some sufficient conditions ensuring the non-compactness of a locally homogeneous, regular, contact metric ...
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Artículo
Sophus Lie: un matemático visionario
Núñez Valdés, Juan; Tenorio Villalón, Ángel Francisco; Martín Molina, Verónica (2007)A diferencia de una mera exposici´on de datos puramente biogr´aficos, este art´ıculo pretende dar a conocer a cualquier ...
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Artículo
Spanish primary school students’ engagement with a non-traditional method when adding and subtracting: ritualised versus exploratory participation
Gallego Sánchez, Inés Magdalena; Martín Molina, Verónica; Caro Torró, Isabel; Gavilán Izquierdo, José María (Taylor & Francis, 2023)Our work investigated how six primary school students used a non- traditional method for adding and subtracting: the ABN ...
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Ponencia
The challenge of being a mathematics teacher
Martín Molina, Verónica (International Network for Didactic Research on University Mathematics, 2016)One of the things that teachers at the university level have to learn by experience is how to adapt their lectures ...
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Artículo
The curvature tensor of (κ,μ,ν)-contact metric manifolds
Arslan, Kadri; Carriazo Rubio, Alfonso; Martín Molina, Verónica; Murathan, Cengizhan (Springer, 2015-07)We study the Riemann curvature tensor of (κ, µ, ν)-contact metric manifolds, which we prove to be completely determined ...
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Artículo
The curvature tensor of almost cosymplectic and almost Kenmotsu ( κ, μ, ν ) -space
Carriazo Rubio, Alfonso; Martín Molina, Verónica (Springer, 2013-08)We study the Riemann curvature tensor of (κ, µ, ν)-spaces when they have almost cosymplectic and almost Kenmotsu structures, ...
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Ponencia
The curvature tensor of almost cosymplectic and almost Kenmotsu (κ,μ,ν)-spaces
Carriazo Rubio, Alfonso; Martín Molina, Verónica (2013)We study the Riemann curvature tensor of (κ,μ, ν)-spaces when they have almost cosymplectic and almost Kenmotsu structures, ...