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 18:04Z
∇²r = 0
spec_4768.mol
∑_{k=1}^{n} k = n(n+1)/2
66K
spec_9604.eqn
det| 12 9 ; 5 13 | = 111
222K
det| 7 6 ; 4 8 | = 32
mat_3492.json
F = G m₁m₂ / r²
87K
ops_0480.eqn
\binom{n}{k} = \frac{n!}{k!(n-k)!}
2K
∂ψ/∂β = 4ψ
ops_8252.eqn
∫₀^∞ e^(-x²) dx = √π / 2
174K
ops_4534.mol
5r² + 2r + 5 = 0
61K
det| 7 2 ; 3 8 | = 50
ops_0463.mol
\binom{n}{k} = \frac{n!}{k!(n-k)!}
380K
spec_6630.dat
det| 7 4 ; 4 8 | = 40
335K
mat_6103.dat
N₂ + 3H₂ ⇌ 2NH₃
119K
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