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Antonio Rivera-Figueroa; Ernesto Bravo-Díaz – International Journal of Mathematical Education in Science and Technology, 2024
In the mathematical literature on analytical geometry, various notions of the conics' eccentricity correspond to different approaches to these curves. After making a comparative analysis of well-known textbooks to determine coincidences and differences between the various concepts of eccentricity, as well as how the authors explain the…
Descriptors: Foreign Countries, High School Teachers, Mathematics Education, Geometry