Σ index
Ledger /3
Matrix 11
Matrix 23
Rxn set 8
Rxn set 20
Batch 16
Σ#6
Eq pack 13
Σ#24
Σ#12
Matrix 17
Ledger /9
Rxn set 26
Batch 4
Σ#18
Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-18 22:37Z
∑_{k=1}^{n} k = n(n+1)/2
ops_1645.csv
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
384K
ops_0480.eqn
\binom{n}{k} = \frac{n!}{k!(n-k)!}
385K
det| 11 9 ; 4 12 | = 96
eq_7497.json
det| 3 7 ; 2 4 | = -2
163K
spec_1808.dat
9α² + 7α + 5 = 0
259K
∇ × E = −∂B/∂t
spec_6686.log
8γ² + 1γ + 1 = 0
305K
ops_5618.csv
∇ × E = −∂B/∂t
57K
5z² + 5z + 0 = 0
eq_9425.csv
e^{i\pi} + 1 = 0
293K
eq_4588.dat
8ψ² + 7ψ + 0 = 0
110K
det| 6 6 ; 3 7 | = 24
mat_1977.csv
\lim_{x\to 0} \frac{\sin x}{x} = 1
300K
spec_4568.dat
∇²t = 0
34K
2H₂ + O₂ → 2H₂O
spec_7724.csv
d/dt [t^3] = 3t^2
354K
E = mc²
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