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 14:40Z
∑_{k=1}^{n} k = n(n+1)/2
eq_9881.tex
\frac{12}{6} \sum_{i=1}^{n} i^{2}
244K
mat_6103.dat
N₂ + 3H₂ ⇌ 2NH₃
52K
det| 12 5 ; 4 13 | = 136
spec_6630.dat
det| 7 4 ; 4 8 | = 40
90K
spec_5771.mol
∑_{k=1}^{n} k = n(n+1)/2
91K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
eq_0991.json
3n² + 2n + 4 = 0
100K
ops_0531.dat
\binom{n}{k} = \frac{n!}{k!(n-k)!}
50K
det| 4 9 ; 7 5 | = -43
eq_1210.eqn
det| 3 6 ; 0 4 | = 12
137K
spec_6743.eqn
E = mc²
197K
det| 1 1 ; 3 2 | = -1
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
262K
spec_7116.json
det| 8 2 ; 7 9 | = 58
196K
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