2 books for « menger karl »Edit

‎Grundzüge einer Theorie der Kurven.‎

‎(Berlin, Julius Springer, 1926). 8vo. Without wrappers. Extracted from ""Mathematische Annalen. Begründet 1868 durch Alfred Clebsch und Carl Neumann. 95. Band"". Pp. 278-306.‎

‎First printing. ""In the present paper Karl Menger proves that if M is a bounded continuum containing no domain then a necessary and sufficient. Condition that M be a continuous curve [regular curve] is that, for each positive number e, M is the sum of a finite number of continua all of diameter less than e, such that the common part of any two of these continua is vacuous or totally disconnected [finite]."" (Roberts. Concerning Non-Dense Plane Continua).‎

‎Einführung in Das Mathematische Denken. Die Begriffsbildung der Modernen Mathematik. Mit Einem Vorwort Von Prof. Dr. Karl Menger.‎

‎Wien, Gerold & Co., 1936. 8vo. In the original printed wrappers with the loosely inserted errata slip. Paper backstip pasted on to spine with handwritten title. A few nicks to wrappers, otherwise fine and clean. 188 pp.‎