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 20:26Z

\binom{n}{k} = \frac{n!}{k!(n-k)!}
mat_3551.csv
3x² + 5x + 7 = 0
46K
spec_5703.json
∑_{k=1}^{n} k = n(n+1)/2
468K
CaCO₃ → CaO + CO₂
mat_9692.json
d/dx [x^9] = 9x^8
289K
ops_0463.mol
\binom{n}{k} = \frac{n!}{k!(n-k)!}
278K
e^{i\pi} + 1 = 0
ops_4269.json
iħ ∂ψ/∂t = Ĥψ
339K
spec_7724.csv
d/dt [t^3] = 3t^2
177K
∂x/∂r = 4x
ops_6000.json
det| 7 7 ; 4 8 | = 28
358K
lat_3812.mol
1θ² + 2θ + 6 = 0
121K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
399K
lat_8674.dat
1n² + 7n + 3 = 0
316K
rxn_0414.log
det| 9 4 ; 1 10 | = 86
11K
ops_8597.dat
∇²ω = 0
387K
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