Σ index Eq pack 19 Rxn set 20 Rxn set 26 Σ#24 Σ#12 Ledger /21 Eq pack 13 Ledger /3 Eq pack 1 Batch 16 Σ#18 Σ#6 Ledger /15 Batch 4

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-20 00:02Z

∑_{k=1}^{n} k = n(n+1)/2

PV = nRT

168K

ΔS ≥ 0

446K

3x² + 3x + 6 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

144K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

371K

∇²t = 0

11ψ² + 6ψ + 2 = 0

259K

N₂ + 3H₂ ⇌ 2NH₃

86K

7z² + 2z + 0 = 0

9α² + 7α + 5 = 0

224K

det| 11 9 ; 0 12 | = 132

234K

det| 4 2 ; 5 5 | = 10

∑_{k=1}^{n} k = n(n+1)/2

218K

det| 7 4 ; 4 8 | = 40

354K

2H₂ + O₂ → 2H₂O

∑_{k=1}^{n} k = n(n+1)/2

70K

∇²ω = 0

402K

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