Σ index
Batch 4
Batch 22
Matrix 11
Eq pack 7
Eq pack 25
Ledger /3
Eq pack 1
Eq pack 13
Matrix 17
Rxn set 2
Ledger /9
Rxn set 20
Field Notes / Σ /sym/b26508
id=1 · host=uk.mattivster.me · 2026-10-19 03:21Z
\frac{1}{3} \sum_{i=1}^{n} i^{2}
mat_7462.json
ω = 2πf
66K
mat_6103.dat
N₂ + 3H₂ ⇌ 2NH₃
222K
∑_{k=1}^{n} k = n(n+1)/2
lat_9528.eqn
3ψ² + 4ψ + 5 = 0
87K
spec_5737.mol
∑_{k=1}^{n} k = n(n+1)/2
2K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
rxn_5376.log
det| 4 6 ; 4 5 | = -4
174K
ops_0463.mol
\binom{n}{k} = \frac{n!}{k!(n-k)!}
61K
∇²x = 0
spec_6630.dat
det| 7 4 ; 4 8 | = 40
380K
eq_9312.eqn
ΔS ≥ 0
335K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
119K
∇ × E = −∂B/∂t
E = mc²
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