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 20:11Z

E = mc²

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

168K

∇ × E = −∂B/∂t

446K

11φ² + 2φ + 3 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

144K

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

371K

ΔS ≥ 0

∑_{k=1}^{n} k = n(n+1)/2

259K

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

86K

e^{i\pi} + 1 = 0

12γ² + 9γ + 1 = 0

224K

∇²ω = 0

234K

3θ² + 3θ + 2 = 0

8ψ² + 7ψ + 0 = 0

218K

N₂ + 3H₂ ⇌ 2NH₃

354K

F = ma

iħ ∂ψ/∂t = Ĥψ

70K

det| 2 6 ; 0 3 | = 6

402K

det| 11 5 ; 1 12 | = 127

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