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 00:51Z

∑_{k=1}^{n} k = n(n+1)/2

9ψ² + 7ψ + 3 = 0

168K

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

446K

3x² + 3x + 6 = 0

11z² + 3z + 4 = 0

144K

det| 7 2 ; 7 8 | = 42

371K

∇²t = 0

∑_{k=1}^{n} k = n(n+1)/2

259K

N₂ + 3H₂ ⇌ 2NH₃

86K

∑_{k=1}^{n} k = n(n+1)/2

224K

det| 12 2 ; 2 13 | = 152

234K

1n² + 7n + 3 = 0

218K

N₂ + 3H₂ ⇌ 2NH₃

354K

det| 7 4 ; 4 8 | = 40

70K