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Fletta eftir höfundi "Bjarnadóttir, Kristín"

Fletta eftir höfundi "Bjarnadóttir, Kristín"

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  • Bjarnadóttir, Kristín; Barbin, Evelyne; Kronfellner, Manfred; Tzanakis, Constantinos (TU WIEN Technische Universität Wien, 2011)
    Icelandic arithmetic books from the 18th century, printed and in manuscripts, adhered to the European structure of practical arithmetic textbooks, formed in the late Middle Ages: The number concept, numeration, the four operations in whole numbers and ...
  • Bjarnadóttir, Kristín (2012)
    Living conditions in Iceland worsened in the period 1600–1800, and the greatest lava flow on earth in historical times in 1783–84 was accompanied with severe earthquakes and famine. Concurrently, the Enlightenment movement, channelled from Germany ...
  • Bjarnadóttir, Kristín; Halldórsson, Bjarni Vilhjálmur; Harðarson, Gunnar; Etheridge, Christian; Nordal, Guðrún; Óskarsdóttir, Svanhildur (Stofnun Árna Magnússonar í íslenskum fræðum, 2021)
    The Old Norse treatise Algorismus is a prose translation of the Latin hexameter poem Carmen de Algorismo, written in France in the early thirteenth century by Alexander de Villa Dei (ca. 1170–1240), who was a canon at St. Andrew’s Cathedral in Avranches. ...
  • Bjarnadóttir, Kristín; Janquist, Uffe Thomas (2013)
    In this paper two nineteenth century Icelandic arithmetic textbooks are investigated, both written according to the late medieval tradition of libri di abbaco, practical textbooks. The authors were influenced by the German Protestant tradition that ...
  • Bjarnadóttir, Kristín; Christiansen, Andreas; Lepik, Madis (2013)
    This paper identifies similarities and eventual differences in the development of public mathematics education in the nineteenth century in three Northern-European countries: Estonia, Iceland and Norway. Special attention is paid to how these developments ...
  • Bjarnadóttir, Kristín; Hugason, Hjalti; Guttormsson, Loftur; Eggertsdóttir, Margrét (Hið íslenska bókmenntafélag, 2017)
    Arithmetic textbooks, which appeared in Iceland in the eighteenth century in print and in manuscripts, adhered to the pattern of European practical textbooks, originating among Italian merchants in the late Middle Ages. Their content was numeration, ...
  • Bjarnadóttir, Kristín (2012)
    Ferill nítjándu aldar stærðfræðingsins Björns Gunnlaugssonar (1788–1876) er einstakur. Hann naut aldrei skólavistar á Íslandi en náði óvenjulegum tökum á stærðfræði, að mestu með sjálfsnámi, áður en hann settist í Kaupmannahafnarháskóla, 29 ára að ...
  • Bjarnadóttir, Kristín; Bjarnadóttir, Kristín; Furinghetti, Fulvia; Schubring, Gert (Háskóli Íslands - Menntavísindasvið, 2009)
    Björn Gunnlaugsson (1788–1876) was a remarkable product of the Enlightenment movement in Iceland. He was never admitted to a school, but learnt mathematics by himself and from his tenant-farmer father before he entered the University of Copenhagen, ...
  • Bjarnadóttir, Kristín; Bergsten, Christer; Grevholm, Barbro; Strømskag Måsøval, Heidi (Tapir Academic Press, 2007)
    The importance of understanding concepts and procedures is emphasized in most mathematics textbooks written in Iceland, from the earliest writings in Icelandic up to present day. Simultaneously, assertions are found at regular intervals that the emphasis ...
  • Bjarnadóttir, Kristín; Pitta-Pantazi, D.; Philippou, C. (University of Cyprus and ERME, 2007)
    Mathematics education in Iceland was behind that of its neighbouring countries up to the 1960s, when radical ideas of implementing logic and set theory into school mathematics reached Iceland, mainly from Denmark. Introduction of ‘modern’ mathematics ...
  • Bjarnadóttir, Kristín (2010)
    In 930, at the close of the settlement period in Iceland, a week-based calendar was adopted. Observations of the solar cycle soon revealed errors of the calendar, which were cleverly amended. In the 12th century, the week-based misseri calendar was ...
  • Bjarnadóttir, Kristín; Durant-Guerrier, Viviane; Soury-Lavergne, Sophy; Arzarello, Ferdinando (Institut National de Recherche Pedagogique, 2009)
    The first Icelandic textbook in geometry was published in 1889. Its declared aim was to avoid formal proofs. Concurrently geometry instruction was being debated in Europe; whether it should be taught as purely deductive science, or built on experiments ...
  • Bjarnadóttir, Kristín; Dooley, Therese; Corcoran, Dolores; Ryan, Miriam (St Patricks College, 2011)
    This article describes a research on students’ views of what constitutes good mathematics teaching. A questionnaire with open ended questions was given to 106 students in six different mathematics classes, with five different teachers, in four different ...
  • Bjarnadóttir, Kristín (2010)
    Greinin lýsir rannsókn á hugmyndum nemenda í framhaldsskóla um hvað einkenni góða stærðfræðikennslu. Lagðar voru opnar spurningar fyrir 106 nemendur í sex hópum hjá fimm stærðfræðikennurum í fjórum framhaldsskólum þar sem kennt var námsefni ...
  • Bjarnadóttir, Kristín (2007)
    Rætt er um uppruna evrópskra reikningsbóka, upphaf íslenskra reikningsbóka, höfund kennslubókarinnar Greinilegar vegleiðslu, efni hennar og þær móttökur sem hún fékk.
  • Bjarnadóttir, Kristín (2009)
    Á árabilinu 1930–1966 ríkti stöðnun í stærðfræðimenntun fyrir almenning þrátt fyrir metnaðarfull fræðslulög, sett 1946. Í greininni eru færð rök fyrir því að innlendar ákvarðanir hafi átt mestan þátt í því að námsbækur og kennsla stöðnuðu í ákveðnu ...
  • Bjarnadóttir, Kristín (Námsgagnastofnun, 2007)
    Þetta hefti fjallar um sérstakt hlutfall sem nefnt hefur verið gullinsnið. Það er skilgreint í fornu grísku riti, Frumþáttum eftir Evklíð. Tilgangur þess þar er að kynna aðferð til að teikna fimmhyrning nákvæmlega. Gullinsniðshlutfall er um það bil ...
  • Bjarnadóttir, Kristín (2008)
    Björn Gunnlaugsson (1788 - 1876) segir í riti sínu Tölvísi (1865) frá gátu í bundnu máli sem móðir hans kenndi honum er hann var barn. Þessi saga af lítilli gátu segir margar sögur í einni. Hún greinir frá því hvernig gátur og þrautir lifa öldum saman, ...
  • Bjarnadóttir, Kristín; Þorvarðarson, Jón (Menntamálastofnun, 2019)
  • Bjarnadóttir, Kristín (2018)
    During the centuries, ordinary people in Iceland had few opportunities to study mathematics and few reasons to apply it. Instead, Icelanders have composed verses since medieval times, adhering to complex rules of rhymes and alliteration. They have ...