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 22:39Z

∑_{k=1}^{n} k = n(n+1)/2

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

384K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

385K

det| 11 9 ; 4 12 | = 96

9θ² + 7θ + 4 = 0

163K

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

259K

∇ × E = −∂B/∂t

CH₄ + 2O₂ → CO₂ + 2H₂O

305K

det| 2 8 ; 7 3 | = -50

57K

5z² + 5z + 0 = 0

∇²ω = 0

293K

10ψ² + 5ψ + 0 = 0

110K

det| 9 4 ; 1 10 | = 86

300K

11φ² + 4φ + 0 = 0

34K

∑_{k=1}^{n} k = n(n+1)/2

354K