Education
Moscow State University.
Moscow State University.
He invented and perfected Russian ambigram, called listoverten" (Russian: листовертень. Could be loosely translated as rotate-page). This is a short text (usually just a few words) written so that after rotating 90° or 180° it is legible as a different text, or sometimes the same.
Sometimes the two texts together make up one idea, and rhyme.
He was especially interested in pantorhyme, anagram and other especially difficult ways of rhyming.