Teaching Mathematics and its Applications Advance Access originally published online on February 5, 2007
Teaching Mathematics and its Applications 2007 26(4):196-200; doi:10.1093/teamat/hrl021
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ODE without complex numbers: another look

Address for correspondence: E-mail: jozef.dobos{at}upjs.sk
Submitted August 2006; accepted November 2006
The aim of this paper is to present a simple way of establishing the general solution of the linear, second-order differential equation without using complex numbers.
Jozef Dobo
received his PhD in Mathematics from the Comenius University in Bratislava (Slovakia) in 1986. He is currently a full professor at the P J
afàrik University in Ko
ice (Slovakia). Prior to that he taught mathematics at the Technical University in Ko
ice for more than 25 years. His research interests are real functions theory and teaching mathematics.