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 20:59Z

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

∑_{k=1}^{n} k = n(n+1)/2

46K

10ψ² + 5ψ + 0 = 0

468K

CaCO₃ → CaO + CO₂

8ψ² + 7ψ + 0 = 0

289K

det| 9 5 ; 1 10 | = 85

278K

e^{i\pi} + 1 = 0

∇ × E = −∂B/∂t

339K

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

177K

2n² + 4n + 0 = 0

358K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

121K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

399K