Parameter: λ₁₃ Identified

Algebraic Equations:

σ₁₁λ₁₃-σ₁₃

Single Door Criterion:

{1} ⊥ {2,3} | {}
{1} ⊥ {3} | {2}

Parameter: ω₁₁ Identified

Algebraic Equations:

-σ₁₁+ω₁₁

Parameter: ω₂₂ Identified

Algebraic Equations:

-σ₂₂+ω₂₂

Parameter: ω₃₃ Identified

Algebraic Equations:

σ₁₃²-σ₁₁σ₃₃+σ₁₁ω₃₃

Vanishing Ideal

Constraint Set:

σ₂₃,
σ₁₂

All constraints are determinantal

Trek-separation:

{1,3} ⊥ {2} | ({},{})
{1,3} ⊥ {1,2} | ({},{1})
{1,2} ⊥ {1,3} | ({},{1})
{1,3} ⊥ {2,3} | ({},{3})