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theorem proved term proof

modal_nyquist

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formal statement (Lean)

 164theorem modal_nyquist (c1 c2 : Config)
 165    (h_val : c1.value = c2.value)
 166    (h_time : c1.time = c2.time) :
 167    modally_equivalent c1 c2 := by

proof body

Term-mode proof.

 168  simp [modally_equivalent, h_val, h_time]
 169
 170/-! ## Possibility Interference -/
 171
 172/-- **INTERFERENCE AMPLITUDE**: The overlap between two possibility paths.
 173
 174    When two paths have similar cost, they can "interfere."
 175    I(γ₁, γ₂) = √(W[γ₁] · W[γ₂]) · cos(Δφ)
 176
 177    where Δφ is the phase difference. -/

depends on (19)

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