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_0480.eqn
\binom{n}{k} = \frac{n!}{k!(n-k)!}
384K
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
385K
det| 11 9 ; 4 12 | = 96
rxn_0414.log
det| 9 4 ; 1 10 | = 86
163K
lat_5848.dat
\frac{4}{9} \sum_{i=1}^{n} i^{2}
259K
∇ × E = −∂B/∂t
spec_7724.csv
d/dt [t^3] = 3t^2
305K
ops_0463.mol
\binom{n}{k} = \frac{n!}{k!(n-k)!}
57K
mat_9438.eqn
4t² + 3t + 3 = 0
293K
mat_7038.mol
N₂ + 3H₂ ⇌ 2NH₃
110K
mat_8725.log
det| 3 1 ; 7 4 | = 5
300K
ops_7782.eqn
Fe₂O₃ + 3CO → 2Fe + 3CO₂
34K
ops_1713.eqn
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
354K
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