Σ index Ledger /3 Matrix 11 Matrix 23 Rxn set 8 Rxn set 20 Batch 16 Σ#6 Eq pack 13 Σ#24 Σ#12 Matrix 17 Ledger /9 Rxn set 26 Batch 4 Σ#18

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-18 22:47Z

∑_{k=1}^{n} k = n(n+1)/2

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

384K

Fe₂O₃ + 3CO → 2Fe + 3CO₂

385K

det| 11 9 ; 4 12 | = 96

det| 9 4 ; 1 10 | = 86

163K

CH₄ + 2O₂ → CO₂ + 2H₂O

259K

∇ × E = −∂B/∂t

∂z/∂φ = 7z

305K

∇²β = 0

57K

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

293K

∑_{k=1}^{n} k = n(n+1)/2

110K

∑_{k=1}^{n} k = n(n+1)/2

300K

det| 11 4 ; 5 12 | = 112

34K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

354K