Frequency demultiplication in Nature 120, Number 3019, 1927, pp. 363-364
Lancaster: American Physical Society, 1927. 1st Edition. FIRST EDITION IN ORIGINAL WRAPPERS OF "ONE OF THE FIRST EXPERIMENTAL REPORTS OF CHAOS" (Tsatsos, Theoretical and Numerical Study of the Van der Pol Equation, 9). Van der Pol and van der Mark note the appearance “of ‘irregular noise’ before transition from one..... More