pith. machine review for the scientific record. sign in
theorem proved term proof

deterministic_has_zero_entropy

show as:
view Lean formalization →

No prose has been written for this declaration yet. The Lean source and graph data below render without it.

generate prose now

formal statement (Lean)

 158theorem deterministic_has_zero_entropy {n : ℕ} (d : ShannonEntropy.ProbDist n) (i : Fin n)
 159    (hdet : d.probs i = 1) (hother : ∀ j ≠ i, d.probs j = 0) :
 160    ShannonEntropy.shannonEntropy d = 0 :=

proof body

Term-mode proof.

 161  ShannonEntropy.zero_entropy_deterministic d i hdet hother
 162
 163/-- **THEOREM IC-001.12**: Maximum entropy occurs for the uniform distribution.
 164    Uniform = maximum uncertainty = maximum information cost. -/

depends on (11)

Lean names referenced from this declaration's body.