Table of Contents

Epistemological Analysis of the Genesis of the Theory of Vector Spaces.- Epistemological Analysis of the Genesis of the Theory of Vector Spaces.- Teaching and Learning Issues.- The Obstacle of Formalism in Linear Algebra.- Level of Conceptualization and Secondary School Math Education.- The Teaching Experimented in Lille.- The Meta Lever.- Three Principles of Learning and Teaching Mathematics.- Modes of Description and the Problem of Representation in Linear Algebra.- On Some Aspects of Students’ Thinking in Linear Algebra.- Presentation of Other Research Works.