Σ index Ledger /3 Matrix 11 Matrix 23 Rxn set 8 Rxn set 20 Batch 16 Σ#6 Eq pack 13 Σ#24 Σ#12 Matrix 17 Ledger /9 Rxn set 26 Batch 4 Σ#18

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-18 22:01Z

∑_{k=1}^{n} k = n(n+1)/2

∑_{k=1}^{n} k = n(n+1)/2

384K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

385K

det| 11 9 ; 4 12 | = 96

\lim_{t\to 0} \frac{\sin t}{t} = 1

163K

det| 7 2 ; 7 8 | = 42

259K

∇ × E = −∂B/∂t

F = G m₁m₂ / r²

305K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

57K

∑_{k=1}^{n} k = n(n+1)/2

293K

iħ ∂ψ/∂t = Ĥψ

110K

∇²β = 0

300K

∇ × E = −∂B/∂t

34K

det| 7 4 ; 4 8 | = 40

354K