Σ index
Rxn set 8
Ledger /9
Σ#24
Ledger /3
Ledger /15
Σ#12
Matrix 11
Batch 22
Eq pack 19
Matrix 17
Eq pack 13
Batch 16
Ledger /27
Eq pack 7
Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 14:21Z
∑_{k=1}^{n} k = n(n+1)/2
eq_0226.json
det| 9 6 ; 0 10 | = 90
244K
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
52K
det| 12 5 ; 4 13 | = 136
ops_1628.mol
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
90K
rxn_2315.tex
det| 10 5 ; 4 11 | = 90
91K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
spec_6630.dat
det| 7 4 ; 4 8 | = 40
100K
spec_5771.mol
∑_{k=1}^{n} k = n(n+1)/2
50K
det| 4 9 ; 7 5 | = -43
spec_7116.json
det| 8 2 ; 7 9 | = 58
137K
mat_7055.csv
N₂ + 3H₂ ⇌ 2NH₃
197K
det| 1 1 ; 3 2 | = -1
lat_6188.mol
2H₂ + O₂ → 2H₂O
262K
mat_6103.dat
N₂ + 3H₂ ⇌ 2NH₃
196K
det| 12 9 ; 3 13 | = 129
ops_0565.tex
\binom{n}{k} = \frac{n!}{k!(n-k)!}
218K
det| 3 8 ; 6 4 | = -36
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