Karl Prachar (; 1924 – November 27, 1994) was am Austrian mathematician who worked in the area of analytic number theory. He is known for his much acclaimed book on the distribution of the prime numbers, Primzahlverteilung (Springer Verlag, 1957). Prachar received his doctorate in 1947 from the University of Vienna. References Number theorists 1924 births 1994 deaths 20th-century Austrian mathematicians Burials at Ottakring Cemetery