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 00:51Z

∑_{k=1}^{n} k = n(n+1)/2

det| 9 4 ; 1 10 | = 86

168K

∑_{k=1}^{n} k = n(n+1)/2

446K

3x² + 3x + 6 = 0

e^{i\pi} + 1 = 0

144K

det| 4 2 ; 6 5 | = 8

371K

∇²t = 0

∇²ω = 0

259K

det| 10 7 ; 3 11 | = 89

86K

7z² + 2z + 0 = 0

e^{i\pi} + 1 = 0

224K

∂x/∂ψ = 6x

234K

E = mc²

218K

e^{i\pi} + 1 = 0

354K

d/dt [t^3] = 3t^2

70K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

402K