The tale of PNG undoubtedly starts offevolved fashion back in 1977 and 1978 when 2 Israeli researchers, Jacob Ziv as well as Abraham Lempel, initial uploaded a pair of papers on a new elegance of lossless documents compression formulas, now collectively described as "LZ77" as well as "LZ78." Some years later, in 1983, Terry Welch of Sperry (which later merged with Burroughs to


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