1. Enheten
  2. Ansatte
  3. Ragnhild Johanne Rensaa
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Institutt for elektroteknologi ragnhild.rensaa@uit.no +4776966304 41620232 Narvik Narvik C4310

Ragnhild Johanne Rensaa

Professor, merittert underviser

Stillingsbeskrivelse

  •  Undervisning
  •  Forskning
  •  Forskningsadministrative oppgaver
  • Rensaa, Ragnhild Johanne; Tossavainen, Timo. Norwegian freshmen engineering students' self-efficacy, motivation, and view of mathematics in light of task performance. Nordic Journal of STEM Education 2022; Volum 6 (1). ISSN 2535-4574.s doi: 10.5324/njsteme.v4i2.3927.
  • Rensaa, Ragnhild Johanne. En tematisk analyse av hva ingeniørstudenter gjør når de lærer lineær algebra. UNIPED 2021. ISSN 1500-4538.s doi: 10.18261/issn.1893-8981-2021-03-02.
  • Tossavainen, Timo; Rensaa, Ragnhild Johanne; Haukkanen, Pentti; Mattila, Mika; Johansson, Monica. First-year engineering students’ mathematics task performance and its relation to their motivational values and views about mathematics. European Journal of Engineering Education 2020; Volum 46 (4). ISSN 0304-3797.s 604 - 617.s doi: 10.1080/03043797.2020.1849032.
  • Rensaa, Ragnhild Johanne; Hogstad, Ninni Marie; Monaghan, John David. Perspectives and reflections on teaching linear algebra. Teaching Mathematics and its Applications 2020; Volum 39 (4). ISSN 0268-3679.s 296 - 309.s doi: 10.1093/teamat/hraa002.
  • Rensaa, Ragnhild Johanne; Hogstad, Ninni Marie; Monaghan, John David. Themes within lecturers' views on the teaching of linear algebra. (fulltekst) International Journal of Mathematical Education in Science and Technology 2019; Volum 52 (1). ISSN 0020-739X.s 107 - 123.s doi: 10.1080/0020739X.2019.1668976.
  • Tossavainen, Timo; Rensaa, Ragnhild Johanne; Johansson, Monica. Swedish first-year engineering students’ views of mathematics, self-efficacy and motivation and their effect on task performance. (data) International Journal of Mathematical Education in Science and Technology 2019; Volum 52 (1). ISSN 0020-739X.s 23 - 38.s doi: 10.1080/0020739X.2019.1656827.
  • Rensaa, Ragnhild Johanne. Engineering students' instrumental approaches to mathematics; some positive characteristics. (fulltekst) European Journal of Science and Mathematics Education 2018; Volum 6 (3). ISSN 2301-251X.s 82 - 99.
  • Rensaa, Ragnhild Johanne; Vos, Pauline. Interpreting teaching for conceptual and for procedural knowledge in a teaching video about linear algebra. (fulltekst) Skrifter från Svensk förening för matematikdidaktisk forskning 2018; Volum 12. ISSN 1651-3274.s 109 - 118.
  • Rensaa, Ragnhild Johanne; Grevholm, Barbro. A textbook in linear algebra - the use and views of engineering students. Cappelen Damm Akademisk 2017 ISBN 9788202566296.s 447 - 470.
  • Rensaa, Ragnhild Johanne; Grevholm, Barbro. To kvinnenettverk som forsvant. Tangenten - Tidsskrift for matematikkundervisning 2017 (4). ISSN 0802-8192.s 17 - 23.
  • Fredriksen, Helge; Hadjerrouit, Said; Monaghan, John David; Rensaa, Ragnhild Johanne. Exploring Tensions in a Mathematical Course for Engineers utilizing a Flipped Classroom Approach. (data) (fulltekst) European Society for Research in Mathematics Education 2017 ISBN 978-1-873769-73-7.s 2057 - 2064.
  • Rensaa, Ragnhild Johanne. Approaches to learning of linear algebra among engineering students. (data) European Society for Research in Mathematics Education 2017 ISBN 978-1-873769-73-7.s 2241 - 2249.
  • Rensaa, Ragnhild Johanne. Engineering students' use of web lectures in a linear algebra course. 2015 (10) ISBN 978-952-5993-17-2. ISSN 1799-9596.s 225 - 234.
  • Rensaa, Ragnhild Johanne. Ingeniørstudenters bruk av læringsverktøy i et lineær algebraemne : hvilken rolle spiller nettbaserte forelesninger?. UNIPED 2015; Volum 38 (4). ISSN 1500-4538.s 346 - 352.s doi: 10.18261/ISSN1893-8981-2015-04-11.
  • Rensaa, Ragnhild Johanne. A note about frequencies being close or amplitudes being small in frequency analysis. International Journal of Pure and Applied Mathematics 2015; Volum 105 (4). ISSN 1311-8080.s 795 - 804.s doi: 10.12732/ijpam.v105i4.18.
  • Rensaa, Ragnhild Johanne; Grevholm, Barbro. A textbook in linear algebra - the use and views of engineering students. (fulltekst) Nordisk matematikkdidaktikk 2015; Volum 20 (3-4). ISSN 1104-2176.s 223 - 245.
  • Rensaa, Ragnhild Johanne. The impact of lecture notes on an engineering student's understanding of mathematical concepts. Journal of Mathematical Behavior 2014; Volum 34. ISSN 0732-3123.s 33 - 57.s doi: 10.1016/j.jmathb.2014.01.001.
  • Rensaa, Ragnhild Johanne. The design of a professional development programme for engineers to become mathematics teachers. Cappelen Damm Akademisk 2013 ISBN 978-82-02-39348-9.s 453 - 468.
  • Rensaa, Ragnhild Johanne; Grevholm, Barbro. Engineers into teachers of mathematics: What challenges are there?. University of Iceland Press 2012 ISBN 978-9979-54-965-9.s 523 - 532.
  • Rensaa, Ragnhild Johanne. Investigating Engineers' Needs as a Part of Designing a Professional Development Program for Engineers who are to become Mathematics Teachers. (fulltekst) The Mathematics Enthusiast 2012; Volum 9 (3). ISSN 1551-3440.s 327-346 - .
  • Rensaa, Ragnhild Johanne. A task based two-dimensional view of mathematical competency used to analyse a modelling task. International Journal of Innovation in Science and Mathematics Education 2011; Volum 19 (2). ISSN 1836-0858.s 37 - 50.
  • Rensaa, Ragnhild Johanne. The Schwarzian derivative : some discussions and observations. International Journal of Pure and Applied Mathematics 2010; Volum 59 (2). ISSN 1311-8080.s 123 - 132.
  • Rensaa, Ragnhild Johanne. Can student teachers and prospective engineers profit from studying mathematics together?. Sense Publishers 2009 ISBN 978-90-8790-781-5.s 73 - 80.
  • Rensaa, Ragnhild Johanne; Waadeland, Haakon. Wrong tails and right values. International Journal of Pure and Applied Mathematics 2009; Volum 53 (3). ISSN 1311-8080.s 413 - 423.
  • Rensaa, Ragnhild Johanne. Some experiences with integrating student teachers and engineering students in the same class. (omtale) PRIMUS - Problems, Resources, and issues in mathematics undergraduate studies 2009; Volum 19 (5). ISSN 1051-1970.s 473 - 490.
  • Rensaa, Ragnhild Johanne. Estimated errors in univalent functions and frequency analysis. International Journal of Pure and Applied Mathematics 2008; Volum 42 (1). ISSN 1311-8080.s 83 - 97.
  • Rensaa, Ragnhild Johanne. A choice option between proofs in linear algebra. International Journal of Mathematical Education in Science and Technology 2007; Volum 38 (6). ISSN 0020-739X.s 729 - 738.
  • Rensaa, Ragnhild Johanne. Choice between two types of recurrence problems. 2006 (265).s 143 - 151.
  • Rensaa, Ragnhild Johanne. Univalent functions and frequency analysis. Rocky Mountain Journal of Mathematics 2003; Volum 33 (2). ISSN 0035-7596.
  • Rensaa, Ragnhild Johanne. On omitted tuples for univalent functions. Journal of Computational and Applied Mathematics 1999; Volum 105. ISSN 0377-0427.s 445 - 452.
  • Rensaa, Ragnhild Johanne. Two results on slit mapping functions. Tapir Akademisk Forlag 2004 (2004, nr 5) ISBN 8251919975. ISSN 0368-6310.
  • Tossavainen, Timo; Haukkanen, Pentti; Mattila, Mika; Rensaa, Ragnhild Johanne. Aloittavien diplomi-insinööriopiskelijoiden motivaatio, matematiikkakäsitys ja menestys matemaattisissa tehtävissä. Arkhimedes: Tidskrift för fysik och matematik 2020 (2/3).s 13 - 20.
  • Sivertsen, Annfrid; Brekke, Camilla; Rensaa, Ragnhild Johanne; Sundset, Monica Alterskjær; Aschan, Michaela; Tveiterås, Kathrine. Trodde du at naturvitenskap og teknologi ikke var for deg?. (data) Nordlys 2018. ISSN 0805-5440.
  • Rensaa, Ragnhild Johanne. Hva er det med matematikk?. (fulltekst) Nordlys 2018. ISSN 0805-5440.
  • Rensaa, Ragnhild Johanne. A study on different teaching approaches to some Linear Algebra concepts using tutorial videos as a research tool. 2017.
  • Rensaa, Ragnhild Johanne; Vos, Pauline. Interpreting teaching for conceptual and for procedural knowledge in a teaching video about linear algebra. NORMA - Nordic Conference on Mathematics Education 2017-05-30 - 2017-06-02 2017.
  • Rensaa, Ragnhild Johanne. Approaches to learning of linear algebra among engineering students. CERME10 10th Congress of European Research in Mathematics Education 2017-02-01 - 2017-02-05 2017.
  • Rensaa, Ragnhild Johanne. Different approaches taken to some linear algebra concepts in tutorial videos. MatRIC annual conference 2016-10-19 - 2016-10-20 2016.
  • Rensaa, Ragnhild Johanne. On short-video productions of a linear algebra topic for engineering students. 2016.
  • Grevholm, Barbro; Rensaa, Ragnhild Johanne. INTERVENTIONS FOR EQUALITY – THEIR CREATION, LIFE AND DEATH. WHAT CAN WE LEARN FROM THEM?. ICME 13 Congress 2016-07-24 - 2016-07-31 2016.
  • Rensaa, Ragnhild Johanne; Vos, Pauline. Introducing a comparative research of didactical approaches in mathematics teaching videos. MatRIC First Annual Conference 2014-11-27 - 2014-11-28 2014.
  • Rensaa, Ragnhild Johanne. Videreutdanning av ingeniører til matematikklærere; hvilke utfordringer er der? [Powerpoint]. Rekning i fjord og fjell: etterutdanningskonferanse for lærarutdannarar i matematikk (omtale) 2011-09-19 - 2011-09-22 2011.
  • Rensaa, Ragnhild Johanne; Grevholm, Barbro. Engineers into Teachers of Mathematics; What Challenges are there?. NORMA11-konferensen 2011-05-11 - 2011-05-14 2011.
  • Rensaa, Ragnhild Johanne. A Professional Development Programme for Engineers Studying to become Mathematics Teachers; Ideas for a Research Project Investigating their use of Textbooks. International Seminar on Textbook Research (omtale) 2011-10-17 - 2011-10-18 2011.
  • Rensaa, Ragnhild Johanne. Moment network : challenges and priority areas in a professional network for female scientists and technologists in the northern regions [power point]. - 2010-02-22 - 2010-02-22 2010.
  • Rensaa, Ragnhild Johanne; Grevholm, Barbro. Sivilingeniører kan matematikk - på en litt annen måte. (omtale) Teknisk Ukeblad 2010; Volum 157 (29). ISSN 0040-2354.s 106 - .
  • Rensaa, Ragnhild Johanne; Grevholm, Barbro. Sivilingeniører og matematikk : en het potet?. (omtale) Teknisk Ukeblad 2010; Volum 157 (34). ISSN 0040-2354.s 80 - 81.
  • Rensaa, Ragnhild Johanne. Plans for a research project on engineers studying to become teachers : what can we learn about the transition from engineer to mathematics teacher. [abstract og power point]. Mandagsseminar 2010-10-25 - 2010-10-25 2010.
  • Rensaa, Ragnhild Johanne. Moment nettverk : utfordringer og satsninger i et faglig nettverk for kvinnelige realister og teknologer. [power point]. Forum for kompetanse og arbeidsliv i Nordland 2010-05-03 - 2010-05-03 2010.
  • Rensaa, Ragnhild Johanne. Etterutdanningstilbud i matematikk & matematikkdidaktikk for ingeniører / sivilingeniører som vil bli deltidslærere i skolen : et pilotprosjekt. [power point]. Forum for kompetanse og arbeidsliv i Nordland 2010-05-03 - 2010-05-03 2010.
  • Rensaa, Ragnhild Johanne; Andreassen, Wenche V; Maksheeva, Maria. Moment nettverk : utfordringer ogs satsninger i et faglig nettverk for kvinnelige realister og teknologer i nordområdene. KM7 : Kvinnor och matematik (Females and mathematics) :7 2009-06-14 - 2009-06-16 2009.
  • Rensaa, Ragnhild Johanne. Moment nettverk : nettverk for kvinnelige teknologer og realister i nordområdene. Teknologikåren vid Luleå tekniska universitet 2009-03-30 - 2009-03-30 2009.
  • Rensaa, Ragnhild Johanne; Maksheeva, Maria. Moment nettverk : utfordringer og satsninger i et faglig nettverk for kvinnelige teknologer og realister i nordområdene. - 2009-10-22 - 2009-10-22 2009.
  • Rensaa, Ragnhild Johanne. Moment network : technology, women and the North regions. NorTech 2009-01-30 - 2009-01-30 2009.
  • Rensaa, Ragnhild Johanne. The image of a mathematician. (omtale) Philosophy of Mathematics Education Journal 2006 (19). ISSN 1465-2978.s 17 - .
  • Rensaa, Ragnhild Johanne. A Fibonacci solution : case stydy of a student's solution. LUV-meeting 2004-11-08 - 2004-11-09 2004.
  • Rensaa, Ragnhild Johanne. Illustrations of some established properties of the Scwarzian derivate. 2004 (No. 7/2004). ISSN 1504-4653.
  • Rensaa, Ragnhild Johanne. Alternative problems involving recurrence relations. Nordic conference PICME10 2003-05-09 - 2003-05-11 2003.
  • Rensaa, Ragnhild Johanne. Error bounds in univalent functions and frequency analysis. 2003; Volum Mathematics (1/2003). ISSN 0804-029X.
  • Rensaa, Ragnhild Johanne. Some observations on the Schwarzian derivative. International conference on orthogonal functions and related topics 2003-08-12 - 2003-08-16 2003.
  • Rensaa, Ragnhild Johanne. Conformal mapping used in frequency analysis. Mathematical modelling of wave phenomena 2002-11-03 - 2002-11-08 2002.
  • Rensaa, Ragnhild Johanne. Univalent functions and frequency analysis. 2002 (2002-8) ISBN 8278231036. ISSN 0806-2005.
  • Rensaa, Ragnhild Johanne. Two results on slit mapping functions. 2002 (2002-9) ISBN 8278231044. ISSN 0806-2005.
  • Rensaa, Ragnhild Johanne. Estimated errors in univalent functions and frequency analysis. 2002 (2002-10) ISBN 8278231052. ISSN 0806-2005.
  • Rensaa, Ragnhild Johanne. Prosjektbeskrivelse FORMAT : et forskningsprosjekt i matematikk fagdidaktikk ved høgskolen i Narvik. 2001 (2001-1) ISBN 8278230765. ISSN 0806-2013.
  • Rensaa, Ragnhild Johanne. Some Properties of Certain Slit Mappings and Results on Omitted Value Tuples for Univalent Functions. 1994.
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    Forskningsinteresser

    •  Ingeniørstudenters læring av matematikk
    •  Matematisk innhold
    •  Undervisning av matematikk
    •  Frekvensanalyse
    •  Kjønnsperspektiver i matematikk

    Undervisning

    • MAT3800 Linear Algebra II
    • MAT3802 Discrete Mathematics/Game and Graph Theory

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