Table 2 Overview of approximate parameter values for codim-2 bifurcations in ${\alpha }_1$ and ${\alpha }_2$

${\mathit{HH}}_1$

${\mathit{ZH}}_1$

${\mathit{GH}}_1$

${\mathit{ZH}}_2$

${\mathit{FF}}_1$

R 2₁

${\mathit{FF}}_2$

R 2₂

${\mathit{FF}}_3$

${\mathit{CP}}_1$

${\mathit{CP}}_2$

${\mathit{CP}}_3$

R 1₁

${\mathit{CP}}_4$