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 00:09Z

∑_{k=1}^{n} k = n(n+1)/2

∇²β = 0

168K

5z² + 8z + 3 = 0

446K

3x² + 3x + 6 = 0

ΔS ≥ 0

144K

∑_{k=1}^{n} k = n(n+1)/2

371K

∇²t = 0

det| 7 4 ; 4 8 | = 40

259K

12α² + 6α + 7 = 0

86K

7z² + 2z + 0 = 0

N₂ + 3H₂ ⇌ 2NH₃

224K

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

234K

\frac{3}{2} \sum_{i=1}^{n} i^{2}

218K

det| 12 9 ; 5 13 | = 111

354K

11z² + 3z + 4 = 0

70K