Σ index
Eq pack 19
Rxn set 20
Rxn set 26
Σ#24
Σ#12
Ledger /21
Eq pack 13
Ledger /3
Eq pack 1
Batch 16
Σ#18
Σ#6
Ledger /15
Batch 4
Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 00:28Z
∑_{k=1}^{n} k = n(n+1)/2
ops_0463.mol
\binom{n}{k} = \frac{n!}{k!(n-k)!}
168K
spec_6630.dat
det| 7 4 ; 4 8 | = 40
446K
3x² + 3x + 6 = 0
mat_6103.dat
N₂ + 3H₂ ⇌ 2NH₃
144K
mat_7513.log
ω = 2πf
371K
∇²t = 0
mat_9180.mol
12n² + 2n + 2 = 0
259K
ops_7782.eqn
Fe₂O₃ + 3CO → 2Fe + 3CO₂
86K
7z² + 2z + 0 = 0
spec_5737.mol
∑_{k=1}^{n} k = n(n+1)/2
224K
eq_1210.eqn
det| 3 6 ; 0 4 | = 12
234K
ops_1730.csv
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
218K
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
354K
rxn_4826.eqn
10ω² + 7ω + 4 = 0
70K
rxn_6839.log
10t² + 9t + 5 = 0
402K
[
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
]