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 06:46Z

det| 3 9 ; 6 4 | = -42

N₂ + 3H₂ ⇌ 2NH₃

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

∑_{k=1}^{n} k = n(n+1)/2

∂y/∂γ = 8y

144K

det| 7 4 ; 4 8 | = 40

371K

2z² + 2z + 5 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

259K

PV = nRT

86K

8x² + 2x + 7 = 0

224K

∫₀^∞ e^(-x²) dx = √π / 2

234K

e^{i\pi} + 1 = 0

218K

∑_{k=1}^{n} k = n(n+1)/2

354K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

70K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

402K