Sur une courbe continue sans tangente, obtenue par une construction géométrique élémentaire.
Stockholm: P.A. Norstedt & Soner, 1904. First edition, extremely rare offprint issue, inscribed by the author to Fredholm, of von Koch’s paper, which contains the first examples of geometric fractals, the famous ‘Koch curve’ and ‘Koch snowflake’. The term ‘fractal’ was coined much later, by Benoit Mandelbrot in his 1975..... More