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 04:16Z

12r² + 6r + 1 = 0

det| 7 4 ; 4 8 | = 40

168K

\frac{8}{6} \sum_{i=1}^{n} i^{2}

446K

∑_{k=1}^{n} k = n(n+1)/2

N₂ + 3H₂ ⇌ 2NH₃

144K

6x² + 6x + 1 = 0

371K

4t² + 9t + 6 = 0

∑_{k=1}^{n} k = n(n+1)/2

259K

2H₂ + O₂ → 2H₂O

86K

∇²ψ = 0

det| 12 2 ; 2 13 | = 152

224K

PV = nRT

234K

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

218K

∑_{k=1}^{n} k = n(n+1)/2

354K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

70K