Blar i LUI - Institutt for grunnskole- og faglærerutdanning på emneord "VDP::Matematikk og Naturvitenskap: 400::Matematikk: 410"
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Lagrangian subbundles of symplectic bundles over a curve
(Mathematical proceedings of the Cambridge Philosophical Society;153 (2), Journal article; Peer reviewed, 2012-02-22)A symplectic bundle over an algebraic curve has a natural invariant s Lag determined by the maximal degree of its Lagrangian subbundles. This can be viewed as a generalization of the classical Segre invariants of a vector ... -
Mathematics teachers' beliefs about teaching and learning mathematics and constraints influencing their teaching practice
(Chapter; Peer reviewed, 2009)In my doctoral work I studied three mathematics teachers in lower secondary school in Norway and how they interpreted a curriculum reform, L97 (Kleve, 2007). This was an ethnographic study which included methods as focus ... -
Theta divisors of stable vector bundles may be nonreduced
(Geometriae Dedicata;, Journal article; Peer reviewed, 2014-05-28)A generic strictly semistable bundle of degree zero over a curve X has a reducible theta divisor, given by the sum of the theta divisors of the stable summands of the associated graded bundle. The converse is not true: ... -
A Tripartite Cooperation? The Challenges of School-University Collaboration in Mathematics Teacher Education in Norway
(Proceedings of the International Groups for the Psychology of Mathematics Education;(2), Journal article; Peer reviewed, 2013-07-07)One goal of Norway’s new primary teacher education programme of 2010 was improved school placement: the relationship between the teacher education institution, practice schools and pre-service teachers was to be formalized ...