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

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-19 17:24Z

\binom{n}{k} = \frac{n!}{k!(n-k)!}
ops_1645.csv
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
46K
spec_7724.csv
d/dt [t^3] = 3t^2
468K
iħ ∂ψ/∂t = Ĥψ
ops_5618.csv
∇ × E = −∂B/∂t
289K
mat_7513.log
ω = 2πf
278K
3r² + 6r + 7 = 0
spec_2066.csv
det| 7 8 ; 4 8 | = 24
339K
eq_7497.json
det| 3 7 ; 2 4 | = -2
177K
E = mc²
eq_9425.csv
e^{i\pi} + 1 = 0
358K
spec_1808.dat
9α² + 7α + 5 = 0
121K
spec_5771.mol
∑_{k=1}^{n} k = n(n+1)/2
399K
eq_4588.dat
8ψ² + 7ψ + 0 = 0
316K
ops_3070.json
\frac{2}{2} \sum_{i=1}^{n} i^{2}
11K
eq_0462.tex
∂n/∂θ = 3n
387K
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