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 00:08Z

∑_{k=1}^{n} k = n(n+1)/2

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

168K

E = mc²

446K

3x² + 3x + 6 = 0

7r² + 8r + 5 = 0

144K

det| 11 4 ; 5 12 | = 112

371K

∇²t = 0

8ψ² + 7ψ + 0 = 0

259K

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

86K

7z² + 2z + 0 = 0

\lim_{γ\to 0} \frac{\sin γ}{γ} = 1

224K

det| 7 9 ; 1 8 | = 47

234K

det| 4 2 ; 5 5 | = 10

iħ ∂ψ/∂t = Ĥψ

218K

ω = 2πf

354K

N₂ + 3H₂ ⇌ 2NH₃

70K