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16 godz. temu · Etymology. The word ambigram was coined in 1983 by Douglas Hofstadter, an American scholar of cognitive science best known as the Pulitzer Prize-winning author of the book Gödel, Escher, Bach. It is a neologism composed of the Latin prefix ambi-("both") and the Greek suffix -gram ("drawing, writing").. Hofstadter describes ambigrams as "calligraphic designs that manage to squeeze in two ...
16 godz. temu · The timeline of historic inventions is a chronological list of particularly important or significant technological inventions and their inventors, where known. [a] History of technology By technological eras Premodern Prehistoric Stone Age (lithic) Neolithic Revolution Copper Age Bronze Age Iron Age Ancient Modern Proto-industrialization First Industrial Revolution Standardization Second ...
