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 20:36Z

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

2H₂ + O₂ → 2H₂O

46K

∫₀^∞ e^(-θ²) dθ = √π / 2

468K

CaCO₃ → CaO + CO₂

8ψ² + 7ψ + 0 = 0

289K

∇ × E = −∂B/∂t

278K

e^{i\pi} + 1 = 0

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

339K

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

177K

∂x/∂r = 4x

\frac{3}{2} \sum_{i=1}^{n} i^{2}

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∂β/∂z = 1β

121K

10t² + 9t + 5 = 0

399K