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 13:16Z

det| 11 7 ; 6 12 | = 90

7r² + 8r + 5 = 0

168K

det| 2 8 ; 7 3 | = -50

446K

d/dy [y^12] = 12y^11

F = G m₁m₂ / r²

144K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

371K

9n² + 8n + 0 = 0

N₂ + 3H₂ ⇌ 2NH₃

259K

det| 7 4 ; 4 8 | = 40

86K

d/dt [t^5] = 5t^4

F = G m₁m₂ / r²

224K

∑_{k=1}^{n} k = n(n+1)/2

234K

∇²t = 0

\frac{12}{6} \sum_{i=1}^{n} i^{2}

218K

ΔS ≥ 0

8n² + 2n + 0 = 0

e^{i\pi} + 1 = 0

Fe₂O₃ + 3CO → 2Fe + 3CO₂

λ = h/p