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 00:57Z

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

168K

7r² + 8r + 5 = 0

446K

3x² + 3x + 6 = 0

5φ² + 1φ + 1 = 0

144K

iħ ∂ψ/∂t = Ĥψ

371K

∇²t = 0

F = G m₁m₂ / r²

259K

\frac{4}{9} \sum_{i=1}^{n} i^{2}

86K

7z² + 2z + 0 = 0

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

224K

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

234K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

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det| 9 4 ; 1 10 | = 86

354K