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 04:17Z

12r² + 6r + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

168K

∇ × E = −∂B/∂t

446K

∑_{k=1}^{n} k = n(n+1)/2

CH₄ + 2O₂ → CO₂ + 2H₂O

144K

det| 7 4 ; 4 8 | = 40

371K

4t² + 9t + 6 = 0

N₂ + 3H₂ ⇌ 2NH₃

259K

∇ × E = −∂B/∂t

86K

∇²ψ = 0

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

224K

∫₀^∞ e^(-n²) dn = √π / 2

234K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

218K

9ψ² + 7ψ + 3 = 0

354K

F = G m₁m₂ / r²

70K