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 20:31Z

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

12y² + 5y + 7 = 0

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

CaCO₃ → CaO + CO₂

det| 7 4 ; 4 8 | = 40

289K

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

278K

e^{i\pi} + 1 = 0

det| 5 2 ; 3 6 | = 24

339K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

177K

d/dψ [ψ^7] = 7ψ^6

358K

N₂ + 3H₂ ⇌ 2NH₃

121K

5φ² + 1φ + 1 = 0

399K

∫₀^∞ e^(-t²) dt = √π / 2

316K

∑_{k=1}^{n} k = n(n+1)/2

11K

7y² + 9y + 1 = 0

387K

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