MatCont
Numerical Bifurcation Analysis Toolbox in Matlab
...Kuznetsov (Utrecht,NL) and Hil G.E. Meijer (UT, Enschede, NL).
Matcont for ODEs and MatcontM for Maps
Publishing a paper using our software? That's great. Please do us a favour and cite:
New features of the software MatCont for bifurcation analysis of dynamical systems. A. Dhooge, and W. Govaerts, Yu.A. Kuznetsov, H.G.E. Meijer and B. Sautois, MCMDS 2008, Vol. 14, No. 2, pp 147-175
In case you're stuck, use the forum, but to get a good answer provide:
1. What command do you give when this appears? Provide the exact steps. ...