{"fqn":"KLean.Atoms.Bio.GcContentNonnegative.gcContent_nonneg","short":"gcContent_nonneg","module":"KLean.Atoms.Bio.GcContentNonnegative","path":"KLean/Atoms/Bio/GcContentNonnegative.lean","claim":"GC content (G+C)/(A+T+G+C) is nonnegative whenever the total nucleotide count is positive.","verified":true,"axiom_level":"kernel-standard","olean_sha256":"041a2a80d219bf127942554aa6dce3ba3951037357978d3ab3d97698b0293bd2","quarantined":false,"statement":"theorem gcContent_nonneg (n : NucleotideCounts) (h : 0 < total n) : 0 ≤ gcContent n h","topics":["biology"],"refs":[],"depends_on":["KLean.Atoms.Bio.NucleotideGcContent"],"used_by":[],"compute":null,"seal":{"receipt_id":"d017cc7dffff572a7adc3c1d","digest":"ff9469cecfb2bfdf74174682d2499bf3dcc86c0d62e7197d6640fab11f61bd22","sealed_at":"2026-08-10T03:30:24.740384+00:00","time_source":"roughtime_chain"},"commit":"4b8413e1b8"}