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 00:18Z

∑_{k=1}^{n} k = n(n+1)/2

F = G m₁m₂ / r²

168K

det| 7 4 ; 4 8 | = 40

446K

3x² + 3x + 6 = 0

det| 5 9 ; 7 6 | = -33

144K

∇ × E = −∂B/∂t

371K

∇²t = 0

\lim_{β\to 0} \frac{\sin β}{β} = 1

259K

iħ ∂ψ/∂t = Ĥψ

86K

7z² + 2z + 0 = 0

1n² + 7n + 3 = 0

224K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

234K

ΔS ≥ 0

218K

∂ψ/∂β = 3ψ

354K

e^{i\pi} + 1 = 0

70K