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 00:51Z
∑_{k=1}^{n} k = n(n+1)/2
ops_1679.csv
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
168K
mat_6103.dat
N₂ + 3H₂ ⇌ 2NH₃
446K
3x² + 3x + 6 = 0
ops_4320.mol
iħ ∂ψ/∂t = Ĥψ
144K
spec_3304.log
PV = nRT
371K
∇²t = 0
spec_6630.dat
det| 7 4 ; 4 8 | = 40
259K
ops_0582.eqn
\binom{n}{k} = \frac{n!}{k!(n-k)!}
86K
7z² + 2z + 0 = 0
spec_6285.eqn
det| 10 7 ; 3 11 | = 89
224K
spec_6794.csv
E = mc²
234K
det| 4 2 ; 5 5 | = 10
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
218K
mat_2159.tex
det| 7 9 ; 1 8 | = 47
354K
2H₂ + O₂ → 2H₂O
mat_0453.log
λ = h/p
70K
mat_3458.json
F = G m₁m₂ / r²
402K
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