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 04:17Z

12r² + 6r + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

168K

F = G m₁m₂ / r²

446K

∑_{k=1}^{n} k = n(n+1)/2

e^{i\pi} + 1 = 0

144K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

371K

4t² + 9t + 6 = 0

\binom{n}{k} = \frac{n!}{k!(n-k)!}

259K

iħ ∂ψ/∂t = Ĥψ

86K

∇²ψ = 0

det| 9 4 ; 1 10 | = 86

224K

∂ψ/∂β = 3ψ

234K

6r² + 3r + 1 = 0

218K

\lim_{t\to 0} \frac{\sin t}{t} = 1

354K