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 17:58Z

d/dθ [θ^5] = 5θ^4

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

168K

det| 9 5 ; 1 10 | = 85

446K

\frac{2}{4} \sum_{i=1}^{n} i^{2}

∑_{k=1}^{n} k = n(n+1)/2

144K

N₂ + 3H₂ ⇌ 2NH₃

371K

d/dr [r^4] = 4r^3

∑_{k=1}^{n} k = n(n+1)/2

259K

det| 7 4 ; 4 8 | = 40

86K

7α² + 1α + 1 = 0

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

224K

N₂ + 3H₂ ⇌ 2NH₃

234K

10t² + 9t + 5 = 0

218K