Σ index Eq pack 19 Rxn set 20 Rxn set 26 Σ#24 Σ#12 Ledger /21 Eq pack 13 Ledger /3 Eq pack 1 Batch 16 Σ#18 Σ#6 Ledger /15 Batch 4

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-20 00:16Z

∑_{k=1}^{n} k = n(n+1)/2

det| 10 2 ; 3 11 | = 104

168K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

446K

3x² + 3x + 6 = 0

9θ² + 7θ + 4 = 0

144K

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

371K

∇²t = 0

9α² + 6α + 0 = 0

259K

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

86K

7z² + 2z + 0 = 0

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

224K

6n² + 7n + 6 = 0

234K

∇ × E = −∂B/∂t

218K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

354K

8ψ² + 7ψ + 0 = 0

70K