http://www.mapleprimes.com/questions/35623-System-Of-ODEs en-us 2026 Maplesoft, A Division of Waterloo Maple Inc. Maplesoft Document System Sat, 13 Jun 2026 01:59:21 GMT Sat, 13 Jun 2026 01:59:21 GMT The latest answers and comments added to the Question, system of ODE's http://www.mapleprimes.com/images/mapleprimeswhite.jpg http://www.mapleprimes.com/questions/35623-System-Of-ODEs http://www.mapleprimes.com/questions/35623-System-Of-ODEs?ref=Feed:MaplePrimes:system of ODE's:Comments#answer44498 <p>Since</p> <p>eval(rhs(eqn13),{f(z)=1,e(z)=1,z=0});<br /> evaluates to</p> <p><img alt="" src="file:///C:/Users/alsholm/AppData/Local/Temp/moz-screenshot.png" /><img alt="" src="file:///C:/Users/alsholm/AppData/Local/Temp/moz-screenshot-1.png" /><img alt="" src="file:///C:/Users/alsholm/AppData/Local/Temp/moz-screenshot-2.png" />-6210.378246*I</p> <p>i.e. an imaginary number, you may want to rethink the mathematics of the problem. Is there a wrong sign under the squareroot in eqn13?</p> <p>Preben Alsholm</p> <p>Since</p> <p>eval(rhs(eqn13),{f(z)=1,e(z)=1,z=0});<br /> evaluates to</p> <p><img alt="" src="file:///C:/Users/alsholm/AppData/Local/Temp/moz-screenshot.png" /><img alt="" src="file:///C:/Users/alsholm/AppData/Local/Temp/moz-screenshot-1.png" /><img alt="" src="file:///C:/Users/alsholm/AppData/Local/Temp/moz-screenshot-2.png" />-6210.378246*I</p> <p>i.e. an imaginary number, you may want to rethink the mathematics of the problem. Is there a wrong sign under the squareroot in eqn13?</p> <p>Preben Alsholm</p> 44498 Sat, 27 Feb 2010 21:22:38 Z alsholm alsholm