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 00:19Z
∑_{k=1}^{n} k = n(n+1)/2
ops_7782.eqn
Fe₂O₃ + 3CO → 2Fe + 3CO₂
168K
ops_5618.csv
∇ × E = −∂B/∂t
446K
3x² + 3x + 6 = 0
ops_0548.json
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
mat_7462.json
ω = 2πf
371K
∇²t = 0
eq_4588.dat
8ψ² + 7ψ + 0 = 0
259K
spec_3253.dat
PV = nRT
86K
7z² + 2z + 0 = 0
mat_7038.mol
N₂ + 3H₂ ⇌ 2NH₃
224K
ops_4259.log
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
234K
det| 4 2 ; 5 5 | = 10
spec_7724.csv
d/dt [t^3] = 3t^2
218K
lat_6171.eqn
2H₂ + O₂ → 2H₂O
354K
2H₂ + O₂ → 2H₂O
ops_2678.csv
∫₀^∞ e^(-t²) dt = √π / 2
70K
ops_0582.eqn
\binom{n}{k} = \frac{n!}{k!(n-k)!}
402K
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