Σ index Ledger /3 Matrix 11 Matrix 23 Rxn set 8 Rxn set 20 Batch 16 Σ#6 Eq pack 13 Σ#24 Σ#12 Matrix 17 Ledger /9 Rxn set 26 Batch 4 Σ#18

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-18 22:56Z

∑_{k=1}^{n} k = n(n+1)/2

E = mc²

384K

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

385K

det| 11 9 ; 4 12 | = 96

1n² + 7n + 3 = 0

163K

8ψ² + 7ψ + 0 = 0

259K

∇ × E = −∂B/∂t

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

305K

∇ × E = −∂B/∂t

57K

5z² + 5z + 0 = 0

\lim_{α\to 0} \frac{\sin α}{α} = 1

293K

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

110K

det| 6 6 ; 3 7 | = 24

5z² + 8z + 3 = 0

300K

\oint_C \vec{F}\cdot d\vec{r} = 0

2H₂ + O₂ → 2H₂O