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 22:38Z

∑_{k=1}^{n} k = n(n+1)/2

\frac{2}{2} \sum_{i=1}^{n} i^{2}

384K

det| 1 4 ; 3 2 | = -10

385K

det| 11 9 ; 4 12 | = 96

∑_{k=1}^{n} k = n(n+1)/2

163K

∂γ/∂θ = 2γ

259K

∇ × E = −∂B/∂t

det| 9 4 ; 1 10 | = 86

305K

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

57K

2n² + 4n + 0 = 0

293K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

110K

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

300K