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 17:19Z

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

1n² + 7n + 3 = 0

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

iħ ∂ψ/∂t = Ĥψ

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

289K

N₂ + 3H₂ ⇌ 2NH₃

278K

3r² + 6r + 7 = 0

det| 12 9 ; 5 13 | = 111

339K

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

177K

E = mc²

det| 9 4 ; 1 10 | = 86

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∂ψ/∂β = 3ψ

121K

\lim_{α\to 0} \frac{\sin α}{α} = 1

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H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

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