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 00:05Z

4y² + 8y + 1 = 0

d/dr [r^12] = 12r^11

46K

∇²y = 0

468K

2H₂ + O₂ → 2H₂O

\oint_C \vec{F}\cdot d\vec{r} = 0

289K

∑_{k=1}^{n} k = n(n+1)/2

278K

\frac{10}{7} \sum_{i=1}^{n} i^{2}

2z² + 9z + 7 = 0

339K

det| 4 8 ; 6 5 | = -28

177K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

358K

det| 9 4 ; 1 10 | = 86

121K

d/dψ [ψ^6] = 6ψ^5

399K

λ = h/p

316K

d/dθ [θ^5] = 5θ^4

11K

∇²φ = 0

387K

∇²α = 0

144K

∫₀^∞ e^(-t²) dt = √π / 2

67K

2r² + 7r + 5 = 0

97K

det| 6 8 ; 1 7 | = 34

338K

3ψ² + 3ψ + 2 = 0

276K

det| 5 3 ; 2 6 | = 24

346K

det| 4 9 ; 6 5 | = -34

256K

det| 2 9 ; 0 3 | = 6

348K

∇ × E = −∂B/∂t

396K

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