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 00:29Z
∑_{k=1}^{n} k = n(n+1)/2
mat_2927.json
det| 4 7 ; 2 5 | = 6
168K
ops_7884.log
Fe₂O₃ + 3CO → 2Fe + 3CO₂
446K
3x² + 3x + 6 = 0
spec_6845.eqn
E = mc²
144K
ops_3351.mol
iħ ∂ψ/∂t = Ĥψ
371K
∇²t = 0
eq_4588.dat
8ψ² + 7ψ + 0 = 0
259K
eq_0014.dat
9ψ² + 7ψ + 3 = 0
86K
7z² + 2z + 0 = 0
mat_9003.eqn
AgNO₃ + NaCl → AgCl↓ + NaNO₃
224K
mat_6103.dat
N₂ + 3H₂ ⇌ 2NH₃
234K
det| 4 2 ; 5 5 | = 10
rxn_7129.json
det| 7 2 ; 7 8 | = 42
218K
spec_5308.mol
2γ² + 5γ + 2 = 0
354K
2H₂ + O₂ → 2H₂O
eq_0181.dat
det| 7 6 ; 1 8 | = 50
70K
ops_0463.mol
\binom{n}{k} = \frac{n!}{k!(n-k)!}
402K
\lim_{x\to 0} \frac{\sin x}{x} = 1
[
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
]