Σ index
Eq pack 19
Rxn set 20
Rxn set 26
Σ#24
Σ#12
Ledger /21
Eq pack 13
Ledger /3
Eq pack 1
Batch 16
Σ#18
Σ#6
Ledger /15
Batch 4
Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 00:53Z
∑_{k=1}^{n} k = n(n+1)/2
spec_5703.json
∑_{k=1}^{n} k = n(n+1)/2
168K
ops_1730.csv
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
446K
3x² + 3x + 6 = 0
eq_4588.dat
8ψ² + 7ψ + 0 = 0
144K
spec_3202.mol
PV = nRT
371K
∇²t = 0
spec_5788.json
∑_{k=1}^{n} k = n(n+1)/2
259K
ops_3351.mol
iħ ∂ψ/∂t = Ĥψ
86K
7z² + 2z + 0 = 0
spec_1808.dat
9α² + 7α + 5 = 0
224K
spec_2286.dat
det| 9 6 ; 7 10 | = 48
234K
det| 4 2 ; 5 5 | = 10
mat_6103.dat
N₂ + 3H₂ ⇌ 2NH₃
218K
eq_1097.csv
d/dx [x^3] = 3x^2
354K
2H₂ + O₂ → 2H₂O
lat_3532.json
∫₀^∞ e^(-θ²) dθ = √π / 2
70K
iħ ∂ψ/∂t = Ĥψ
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