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 04:14Z

12r² + 6r + 1 = 0

2H₂ + O₂ → 2H₂O

168K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

446K

∑_{k=1}^{n} k = n(n+1)/2

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

144K

det| 7 4 ; 4 8 | = 40

371K

4t² + 9t + 6 = 0

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

259K

∑_{k=1}^{n} k = n(n+1)/2

86K

∇²ψ = 0

∇²γ = 0

224K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

234K

N₂ + 3H₂ ⇌ 2NH₃

218K

8θ² + 8θ + 6 = 0

354K

∑_{k=1}^{n} k = n(n+1)/2

70K