<p>This is a one-volume edition of Parts I and II of the classic five-volume set <i>The Theory of Functions</i> prepared by renowned mathematician Konrad Knopp. Concise easy to follow yet complete and rigorous the work includes full demonstrations and detailed proofs.<br>Part I stresses the general foundation of the theory of functions providing the student with background for further books on a more advanced level.<br>Part II places major emphasis on special functions and characteristic important types of functions selected from single-valued and multiple-valued classes.</p><p></p>