Σ index Eq pack 19 Eq pack 13 Σ#12 Batch 22 Matrix 17 Σ#24 Batch 10 Ledger /9 Rxn set 8 Eq pack 25 Σ#18 Rxn set 26 Rxn set 14 Matrix 5 Ledger /3 Matrix 23

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-19 21:37Z

7ω² + 9ω + 3 = 0

d/dγ [γ^3] = 3γ^2

46K

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

468K

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

289K

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

278K

3n² + 8n + 2 = 0

det| 9 4 ; 1 10 | = 86

339K

det| 7 6 ; 1 8 | = 50

177K

∇²x = 0

det| 3 7 ; 2 4 | = -2

358K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

121K

F = ma

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

399K

∇ × E = −∂B/∂t

det| 12 7 ; 2 13 | = 142