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
ops_0463.mol
\binom{n}{k} = \frac{n!}{k!(n-k)!}
168K
spec_2286.dat
det| 9 6 ; 7 10 | = 48
446K
3x² + 3x + 6 = 0
ops_7442.log
∇²β = 0
144K
mat_9003.eqn
AgNO₃ + NaCl → AgCl↓ + NaNO₃
371K
∇²t = 0
rxn_0414.log
det| 9 4 ; 1 10 | = 86
259K
mat_2540.eqn
F = G m₁m₂ / r²
86K
7z² + 2z + 0 = 0
spec_5669.log
∑_{k=1}^{n} k = n(n+1)/2
224K
mat_7038.mol
N₂ + 3H₂ ⇌ 2NH₃
234K
det| 4 2 ; 5 5 | = 10
ops_3351.mol
iħ ∂ψ/∂t = Ĥψ
218K
lat_6404.mol
12γ² + 9γ + 1 = 0
354K
2H₂ + O₂ → 2H₂O
iħ ∂ψ/∂t = Ĥψ
\lim_{x\to 0} \frac{\sin x}{x} = 1
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