An open shell on the sea floor holds a shining crystal ball with the symbol ฯ(pi), depicting mathematics as a precious pearl in the depths of the ocean. ๐๐ฎ
#pinetbook

An open shell on the sea floor holds a shining crystal ball with the symbol ฯ(pi), depicting mathematics as a precious pearl in the depths of the ocean. ๐๐ฎ
#pinetbook
Sylvain TOSSA
ืืืง ืชืืืื
ืืื ืืชื ืืืื ืฉืืจืฆืื ื ืืืืืง ืืช ืืชืืืื ืืื?