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 01:21Z

iħ ∂ψ/∂t = Ĥψ

N₂ + 3H₂ ⇌ 2NH₃

168K

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

446K

10t² + 5t + 5 = 0

7y² + 9y + 1 = 0

144K

det| 7 4 ; 4 8 | = 40

371K

∇ × E = −∂B/∂t

Fe₂O₃ + 3CO → 2Fe + 3CO₂

259K

e^{i\pi} + 1 = 0

86K

d/dθ [θ^3] = 3θ^2

224K

N₂ + 3H₂ ⇌ 2NH₃

234K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

218K

∑_{k=1}^{n} k = n(n+1)/2

354K

\oint_C \vec{F}\cdot d\vec{r} = 0

70K

F = G m₁m₂ / r²

402K