Publication details

Co je harmonického na harmonické čtveřici?

Title in English What is harmonic about the harmonic tetrad?


Year of publication 2014
Type Article in Periodical
Magazine / Source Rozhledy matematicko-fyzikální
MU Faculty or unit

Faculty of Science

Field General mathematics
Keywords harmonic tetrad; optics; cross-ratio; circle of Apollonius
Description The article describes an interesting connection between harmonic tetrads on a line and geometrical optics explaining the origin of the name. It is also demonstrated the way of how to apply this connection in the construction of harmonic tetrads. Moreover, it is shown the role of harmonic tetrads in the circle of Apollonius.

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