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 04:03Z

12r² + 6r + 1 = 0

∑_{k=1}^{n} k = n(n+1)/2

168K

e^{i\pi} + 1 = 0

446K

∑_{k=1}^{n} k = n(n+1)/2

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

144K

det| 7 2 ; 7 8 | = 42

371K

4t² + 9t + 6 = 0

8ψ² + 7ψ + 0 = 0

259K

∇ × E = −∂B/∂t

86K

∂α/∂r = 8α

224K

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

234K

F = ma

218K

N₂ + 3H₂ ⇌ 2NH₃

354K

iħ ∂ψ/∂t = Ĥψ

70K