His PhD thesis in Mathematical Sciences is inaccessible to the public.

The year 2025 as a sum of cubes

The Problem with Angles Around a Point
Probably the HARDEST Geometry problem
I found the answer 15
INCORRECT calculations with correct results
The magazine in the first image contains an article (at pages 1-4) with the theme mentioned in the title. In the second image is an access code to the works mentioned by me in the post.
The article is incorrect and incomplete, each of you can judge for yourself.
Lectii de Geometrie Elementara
Nu e chiar ce pare a fi
1-D, 2-D, 3-D
Gheorghe VRĂNCEANU, Lecții de Geometrie Diferențială, Editura Didactică și Pedagogică, București; vol 1 (1976), 2 (1977), 3 (1979)
Books from my Electronic Mathematics Library
Click on the year of publication of the book (the few exceptions have the indication "f.a." - that is, without year)
ORA EXACTA in ROMANIA
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Salut! Eu sunt Petre!
Să mă prezint. Dacă sunteți curioși de ce fac videoclipuri despre călătoriile mele, avantajele și dezavantajele vieții de nomad și de ce să nu deveniți un vloggler, urmăriți acest vlog!




