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 00:55Z

∑_{k=1}^{n} k = n(n+1)/2

F = G m₁m₂ / r²

168K

∫₀^∞ e^(-t²) dt = √π / 2

446K

3x² + 3x + 6 = 0

det| 4 8 ; 3 5 | = -4

144K

e^{i\pi} + 1 = 0

371K

∇²t = 0

det| 6 6 ; 5 7 | = 12

259K

ω = 2πf

86K

7z² + 2z + 0 = 0

∇ × E = −∂B/∂t

224K

det| 7 4 ; 4 8 | = 40

234K

det| 4 2 ; 5 5 | = 10

∇²β = 0

218K

6x² + 6x + 1 = 0

354K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

70K