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 00:05Z
∑_{k=1}^{n} k = n(n+1)/2
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
168K
mat_6103.dat
N₂ + 3H₂ ⇌ 2NH₃
446K
3x² + 3x + 6 = 0
ops_5459.tex
6ω² + 4ω + 4 = 0
144K
ops_1645.csv
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
371K
∇²t = 0
spec_5788.json
∑_{k=1}^{n} k = n(n+1)/2
259K
spec_5737.mol
∑_{k=1}^{n} k = n(n+1)/2
86K
7z² + 2z + 0 = 0
mat_4786.csv
det| 2 8 ; 7 3 | = -50
224K
spec_6630.dat
det| 7 4 ; 4 8 | = 40
234K
det| 4 2 ; 5 5 | = 10
mat_2377.eqn
12α² + 6α + 7 = 0
218K
ops_0480.eqn
\binom{n}{k} = \frac{n!}{k!(n-k)!}
354K
2H₂ + O₂ → 2H₂O
eq_9397.log
ΔS ≥ 0
70K
rxn_2564.tex
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
402K
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