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 20:55Z

E = mc²

\lim_{x\to 0} \frac{\sin x}{x} = 1

168K

N₂ + 3H₂ ⇌ 2NH₃

446K

11φ² + 2φ + 3 = 0

∑_{k=1}^{n} k = n(n+1)/2

144K

iħ ∂ψ/∂t = Ĥψ

371K

ΔS ≥ 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

259K

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

86K

e^{i\pi} + 1 = 0

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

224K

∫₀^∞ e^(-n²) dn = √π / 2

234K

det| 11 4 ; 5 12 | = 112

218K

∑_{k=1}^{n} k = n(n+1)/2

354K

8ψ² + 7ψ + 0 = 0

70K