Σ index Eq pack 19 Eq pack 13 Σ#12 Batch 22 Matrix 17 Σ#24 Batch 10 Ledger /9 Rxn set 8 Eq pack 25 Σ#18 Rxn set 26 Rxn set 14 Matrix 5 Ledger /3 Matrix 23

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-19 00:03Z

4y² + 8y + 1 = 0

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

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

2H₂ + O₂ → 2H₂O

9ψ² + 4ψ + 5 = 0

289K

d/dr [r^3] = 3r^2

278K

\frac{10}{7} \sum_{i=1}^{n} i^{2}

F = G m₁m₂ / r²

339K

N₂ + 3H₂ ⇌ 2NH₃

177K

iħ ∂ψ/∂t = Ĥψ

ω = 2πf

358K

11n² + 2n + 5 = 0

121K

CaCO₃ → CaO + CO₂

∇²θ = 0

399K

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

316K

det| 9 8 ; 1 10 | = 82

12θ² + 5θ + 1 = 0

11K

\frac{5}{8} \sum_{i=1}^{n} i^{2}

387K

7n² + 4n + 0 = 0

144K

∂φ/∂β = 9φ

67K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

97K

iħ ∂ψ/∂t = Ĥψ

338K

PV = nRT

276K

ΔS ≥ 0

346K

∇²β = 0

256K

ω = 2πf

348K

∇²γ = 0

396K

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