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. 2022 Jul 25;22:616. doi: 10.1186/s12877-022-03300-3

Table 3.

The Determinant and Trace at each equilibrium point

Equilibrium point Determinant Trace
O0,0 U2+S2-P2R2+S1-C2 U2+S2-P2+R2+S1-C2
A0,1 U1+S1-P1C2-R2-S1 U1+S1-P1+C2-R2-S1
B1,0 P2-U2-S2R1+P1-C1 P2-U2-S2+R1+P1-C1
C1,1 U1+S1-P1R1+P1-C1 C1-R1-U1-S1
Ex,y   -P2-U2-S2C2-R2-S1U1+S1-P1R1+P1-C1U1-U2+P2-P1+S1-S2R1-R2+P1-S1+C2-C1 0