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 00:19Z

∑_{k=1}^{n} k = n(n+1)/2

e^{i\pi} + 1 = 0

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

3x² + 3x + 6 = 0

N₂ + 3H₂ ⇌ 2NH₃

144K

N₂ + 3H₂ ⇌ 2NH₃

371K

∇²t = 0

det| 7 4 ; 4 8 | = 40

259K

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

86K

4t² + 3t + 3 = 0

224K

5z² + 8z + 3 = 0

234K

∫₀^∞ e^(-θ²) dθ = √π / 2

218K

9θ² + 7θ + 4 = 0

354K

e^{i\pi} + 1 = 0

70K