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 22:42Z

det| 5 1 ; 4 6 | = 26

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

46K

∑_{k=1}^{n} k = n(n+1)/2

468K

∑_{k=1}^{n} k = n(n+1)/2

9ψ² + 7ψ + 3 = 0

289K

3r² + 2r + 0 = 0

278K

12φ² + 4φ + 4 = 0

∑_{k=1}^{n} k = n(n+1)/2

339K

det| 7 4 ; 4 8 | = 40

177K

E = mc²

det| 3 7 ; 2 4 | = -2

358K

det| 10 7 ; 3 11 | = 89

121K

C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂

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

399K

d/dψ [ψ^7] = 7ψ^6

316K

\frac{4}{8} \sum_{i=1}^{n} i^{2}

N₂ + 3H₂ ⇌ 2NH₃

11K

det| 4 6 ; 5 5 | = -10

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