Figure 3

Solutions of system ( 4 ) for \(\pmb{(x_{0},y_{0},z_{0})=(1.5,1.2,1.0)}\) , \(\pmb{a_{1}=1.1}\) , \(\pmb{a_{2}=1.1}\) , \(\pmb{a_{3}=1}\) , \(\pmb{b_{1}=0.8}\) , \(\pmb{b_{2}=0.9}\) , \(\pmb{b_{3}=1.1}\) , \(\pmb{c_{1}=0.02}\) , \(\pmb{c_{2}=0.01}\) , \(\pmb{d_{1}=1.2}\) , \(\pmb{d_{2}=1}\) , \(\pmb{\alpha_{1}=0.8}\) , \(\pmb{\beta _{1}=0.5}\) , \(\pmb{\alpha_{2}=0.7}\) , \(\pmb{\beta_{2}=0.5}\) , \(\pmb{h_{1}=0.5}\) , \(\pmb{h_{2}=0.3}\) , \(\pmb{f_{1}=1}\) , \(\pmb{f_{2}=0.5}\) , \(\pmb{g_{1}=0.5}\) , \(\pmb{g_{2}=0.6}\) , \(\pmb{\sigma_{1}=1.8}\) , \(\pmb{\sigma_{2}=1.8}\) , \(\pmb{\sigma_{2}=2}\) .