均衡点

特征值

正负符号

稳定性

( 1 , 0 , 0 , 0 )

P 2 C 3

S 2 R 8 P 6

C 5 C 4 + P 1 S 2

C 1 P 1 P 4 R 1 + S 1 β C 1

( U , U , U , U )

( 1 , 1 , 0 , 0 )

C 3 P 2

S 2 R 8

C 1 P 1 R 1 + S 1 β C 1

C 5 C 4 + P 1 P 3 + R 3 S 2

( U , U , U , U )

( 1 , 0 , 1 , 0 )

P 2 C 3

R 7 P 6 S 3 γ R 7

C 4 C 5 P 1 + S 2

C 1 P 4 R 1 + S 1 β C 1

( U , U , U , U )

( 1 , 1 , 1 , 0 )

C 3 P 2

R 7 S 3 γ R 7

C 1 R 1 + S 1 β C 1

C 4 C 5 P 1 + P 3 R 3 + S 2

( U , U , U , U )

( 1 , 0 , 0 , 1 )

P 2 C 3 + P 5

P 6 + R 8 S 2

C 5 C 4 + P 1 + S 3

C 1 P 1 P 4 R 1 + S 1 β C 1

( U , U , U , U )

( 1 , 1 , 0 , 1 )

R 8 S 2

C 3 P 2 P 5

C 1 P 1 R 1 + S 1 β C 1

C 5 C 4 + P 1 + P 3 + R 3 + S 3

( U , U , U , U )

( 1 , 0 , 1 , 1 )

P 2 C 3 + P 5

C 4 C 5 P 1 S 3

P 6 R 7 + S 3 + γ R 7

C 1 P 4 R 1 + S 1 β C 1

( U , U , U , U )

( 1 , 1 , 1 , 1 )

C 3 P 2 P 5

S 3 R 7 + γ R 7

C 1 R 1 + S 1 β C 1

C 4 C 5 P 1 P 3 R 3 S 3

( U , U , U , U )