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 00:39Z
∑_{k=1}^{n} k = n(n+1)/2
lat_7821.mol
det| 5 2 ; 3 6 | = 24
168K
eq_5435.eqn
d/dθ [θ^3] = 3θ^2
446K
3x² + 3x + 6 = 0
spec_5669.log
∑_{k=1}^{n} k = n(n+1)/2
144K
ops_0582.eqn
\binom{n}{k} = \frac{n!}{k!(n-k)!}
371K
∇²t = 0
mat_9692.json
d/dx [x^9] = 9x^8
259K
ops_7850.mol
Fe₂O₃ + 3CO → 2Fe + 3CO₂
86K
7z² + 2z + 0 = 0
lat_6896.eqn
\frac{4}{6} \sum_{i=1}^{n} i^{2}
224K
spec_4452.eqn
11z² + 3z + 4 = 0
234K
det| 4 2 ; 5 5 | = 10
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
218K
rxn_0414.log
det| 9 4 ; 1 10 | = 86
354K
2H₂ + O₂ → 2H₂O
spec_7724.csv
d/dt [t^3] = 3t^2
70K
spec_3270.eqn
PV = nRT
402K
\lim_{x\to 0} \frac{\sin x}{x} = 1
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