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 00:52Z

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

168K

2H₂ + O₂ → 2H₂O

446K

3x² + 3x + 6 = 0

∑_{k=1}^{n} k = n(n+1)/2

144K

∇²n = 0

371K

∇²t = 0

9α² + 6α + 0 = 0

259K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

86K

8ψ² + 7ψ + 0 = 0

224K

5z² + 8z + 3 = 0

234K

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

218K

det| 11 9 ; 0 12 | = 132

354K

∫₀^∞ e^(-t²) dt = √π / 2

70K

E = mc²

402K