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 20:58Z

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

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

46K

d/dφ [φ^1] = 1φ^0

468K

CaCO₃ → CaO + CO₂

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

289K

8ψ² + 7ψ + 0 = 0

278K

e^{i\pi} + 1 = 0

CH₄ + 2O₂ → CO₂ + 2H₂O

339K

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

177K

∂x/∂r = 4x

8x² + 2x + 7 = 0

358K

∇ × E = −∂B/∂t

121K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O