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 00:29Z

∑_{k=1}^{n} k = n(n+1)/2

1n² + 7n + 3 = 0

168K

8ψ² + 7ψ + 0 = 0

446K

3x² + 3x + 6 = 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

144K

CH₄ + 2O₂ → CO₂ + 2H₂O

371K

∇²t = 0

∑_{k=1}^{n} k = n(n+1)/2

259K

∫₀^∞ e^(-t²) dt = √π / 2

86K

7z² + 2z + 0 = 0

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

224K

∇ × E = −∂B/∂t

234K

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

218K

det| 1 4 ; 3 2 | = -10

354K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

70K