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

1θ² + 2θ + 6 = 0

168K

N₂ + 3H₂ ⇌ 2NH₃

446K

3x² + 3x + 6 = 0

F = G m₁m₂ / r²

144K

det| 7 4 ; 4 8 | = 40

371K

∇²t = 0

∇ × E = −∂B/∂t

259K

8x² + 2x + 7 = 0

86K

7z² + 2z + 0 = 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

224K

∫₀^∞ e^(-n²) dn = √π / 2

234K

det| 4 7 ; 2 5 | = 6

218K

e^{i\pi} + 1 = 0

354K

∑_{k=1}^{n} k = n(n+1)/2

70K