Geodesic
Mathematical Thinking of P. Florensky and Some Geometric Fantasies with Discontinuous Functions
Matematičeskoe obrazovanie, Tome 24 (2003) no. 1, pp. 38-49.

Voir la notice de l'article provenant de la source Math-Net.Ru

The paper concerns some philosophical and mathematical ideas of P. Florensky that deal with the notions of infinity, continuity, and discontinuity. Some problems for high school students are considered that involve the functions “entire part of a number” and “fractional part of a number”. 
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     author = {V. A. Erovenko and N. V. Mikhailova},
     title = {Mathematical {Thinking} of {P.} {Florensky} and {Some} {Geometric} {Fantasies} with {Discontinuous} {Functions}},
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V. A. Erovenko; N. V. Mikhailova. Mathematical Thinking of P. Florensky and Some Geometric Fantasies with Discontinuous Functions. Matematičeskoe obrazovanie, Tome 24 (2003) no. 1, pp. 38-49. http://geodesic.mathdoc.fr/item/MO_2003_24_1_a2/