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 00:10Z
∑_{k=1}^{n} k = n(n+1)/2
ops_7782.eqn
Fe₂O₃ + 3CO → 2Fe + 3CO₂
168K
eq_9391.mol
e^{i\pi} + 1 = 0
446K
3x² + 3x + 6 = 0
spec_4568.dat
∇²t = 0
144K
spec_4452.eqn
11z² + 3z + 4 = 0
371K
∇²t = 0
spec_1808.dat
9α² + 7α + 5 = 0
259K
spec_6630.dat
det| 7 4 ; 4 8 | = 40
86K
7z² + 2z + 0 = 0
mat_6103.dat
N₂ + 3H₂ ⇌ 2NH₃
224K
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
234K
det| 4 2 ; 5 5 | = 10
ops_0548.json
\binom{n}{k} = \frac{n!}{k!(n-k)!}
218K
spec_0560.dat
7φ² + 3φ + 6 = 0
354K
2H₂ + O₂ → 2H₂O
rxn_1916.mol
CH₄ + 2O₂ → CO₂ + 2H₂O
70K
iħ ∂ψ/∂t = Ĥψ
\lim_{x\to 0} \frac{\sin x}{x} = 1
11θ² + 6θ + 7 = 0
[
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
]