Parameter: λ₁₂

Parameter: λ₃₄ Identified

Algebraic Equations:

σ₃₃λ₃₄-σ₃₄

Single Door Criterion:

{3} ⊥ {1,2,4} | {}
{3} ⊥ {1,4} | {2}
{3} ⊥ {2,4} | {1}
{3} ⊥ {4} | {1,2}

Parameter: ω₁₁ Identified

Algebraic Equations:

-σ₁₁+ω₁₁

Parameter: ω₁₂

Parameter: ω₂₂

Parameter: ω₂₄ Identified

Algebraic Equations:

-σ₂₄+ω₂₄

Parameter: ω₃₃ Identified

Algebraic Equations:

-σ₃₃+ω₃₃

Parameter: ω₄₄ Identified

Algebraic Equations:

σ₃₄²-σ₃₃σ₄₄+σ₃₃ω₄₄

Vanishing Ideal

Constraint Set:

σ₂₃,
σ₁₄,
σ₁₃

All constraints are determinantal

Trek-separation:

{1} ⊥ {3,4} | ({},{})
{1,2} ⊥ {3} | ({},{})
{2,1} ⊥ {3,4} | ({2},{})
{3,1} ⊥ {3,4} | ({3},{})
{4,1} ⊥ {3,4} | ({4},{})
{1,2} ⊥ {4,3} | ({},{4})
{1,2} ⊥ {2,3} | ({},{2})
{1,2} ⊥ {1,3} | ({},{1})
{1,3} ⊥ {3,4} | ({},{3})