Sökning: "a pettersson"

Visar resultat 16 - 20 av 525 avhandlingar innehållade orden a pettersson.

1. 16. Obstacles to students' learning of the limit concept : A comparative study

   Författare :Abraham Kumsa Beyene; Kerstin Pettersson; Iben Christiansen; Juter Kristina; Stockholms universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Obstacles; limit; calculus; case study; comparative study; upper secondary; Mathematics Education; matematikämnets didaktik;

   Sammanfattning : This thesis explores obstacles to students’ learning of the limit of a function as students learn the concept in post-compulsory schools in two culturally different contexts, namely Sweden and Ethiopia. The study investigates obstacles to students’ learning of the intuitive limit concept (the limit concept that is based on the intuitive definition) taught in upper secondary schools of these two contexts and characterises the nature of these obstacles. LÄS MER

3. 17. Boundaries, believers and bodies : a cultural analysis of a multidisciplinary research community

   Författare :Helena Pettersson; Britta Lundgren; Erik Stolterman; David Hakken; Umeå universitet; []
   Nyckelord :HUMANIORA; HUMANITIES; Culture; ethnographic method; research; technology; boundary object work; symbolic capital; technoromanticism; future; speed; creativity; reality; dystopia; focal things; trading; multidisciplinary; gender; reflexivity; Ethnology; Etnologi;

   Sammanfattning : The aim of this study is to analyze the construction of research culture and collaboration within the research studio Tools for Creativity, one node in the larger Interactive Institute. This studio is an arena that in today’s society is associated with boundary crossing, dynamics and variability: An environment with high-tech equipment, a staff equipped with diverse skills, and a flexible approach with the ambition of developing innovative tools based on ICT to strengthen human creativity. LÄS MER

4. 18. Direct solid-phase 16S rDNA sequencing : a tool in bacterial phylogeny

   Författare :Bertil Pettersson; KTH; []
   Nyckelord :;

   Sammanfattning : .... LÄS MER

5. 19. Playing a part in preschool documentation : A study of how participation is enacted in preschool documentation practices and how it is affected by material agents

   Författare :Katarina Elfström Pettersson; Eva Reimers; Mathias Martinsson; Ann-Christine Vallberg-Roth; Linköpings universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Early childhood education; children’s participation; pedagogical documentation; preschool practice; power relations; agential realism.; Förskola; barns delaktighet; pedagogisk dokumentation; förskolepraktik; maktrelationer; agentisk realism;

   Sammanfattning : The aim of the present study is to explore how children’s participation is constructed and enacted in preschool documentation and what kinds of activities evolve between teachers, children and material objects in preschool documentation practices. The study is based on videorecorded observations of teachers and children documenting different preschool activities in two preschool groups. LÄS MER

7. 20. Deliberation in a mobile robot

   Författare :Ola Pettersson; Linköpings universitet; []
   Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Computer science; Datavetenskap;

   Sammanfattning :     In the future mobile robots could be used in our offices as service robots. helping us with tasks such as picking up and delivering mail, returning borrowed books, or bringing coffee. LÄS MER