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 21:40Z

2H₂ + O₂ → 2H₂O

iħ ∂ψ/∂t = Ĥψ

168K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

446K

3θ² + 4θ + 0 = 0

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

144K

\lim_{β\to 0} \frac{\sin β}{β} = 1

371K

∇²t = 0

det| 9 4 ; 1 10 | = 86

259K

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

86K

det| 11 7 ; 4 12 | = 104

2H₂ + O₂ → 2H₂O

224K

∑_{k=1}^{n} k = n(n+1)/2

234K

4t² + 2t + 7 = 0

d/dt [t^3] = 3t^2

218K

iħ ∂ψ/∂t = Ĥψ

354K