Σ index
Σ#24
Rxn set 20
Matrix 11
Σ#12
Eq pack 1
Rxn set 8
Batch 22
Batch 16
Matrix 5
Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 08:21Z
∑_{k=1}^{n} k = n(n+1)/2
spec_5703.json
∑_{k=1}^{n} k = n(n+1)/2
75K
spec_4452.eqn
11z² + 3z + 4 = 0
479K
11n² + 1n + 0 = 0
mat_6103.dat
N₂ + 3H₂ ⇌ 2NH₃
276K
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
129K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
spec_9503.json
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
191K
rxn_1899.tex
CH₄ + 2O₂ → CO₂ + 2H₂O
390K
4y² + 8y + 1 = 0
ops_0446.dat
\binom{n}{k} = \frac{n!}{k!(n-k)!}
1K
spec_6630.dat
det| 7 4 ; 4 8 | = 40
153K
det| 11 7 ; 4 12 | = 104
rxn_6905.json
d/dγ [γ^8] = 8γ^7
473K
det| 11 9 ; 1 12 | = 123
∑_{k=1}^{n} k = n(n+1)/2
[
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
]