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 22:20Z

∑_{k=1}^{n} k = n(n+1)/2

∇ × E = −∂B/∂t

384K

∑_{k=1}^{n} k = n(n+1)/2

385K

det| 11 9 ; 4 12 | = 96

det| 9 4 ; 1 10 | = 86

163K

1θ² + 2θ + 6 = 0

259K

∇ × E = −∂B/∂t

d/dt [t^3] = 3t^2

305K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

57K

4t² + 3t + 3 = 0

293K

\lim_{β\to 0} \frac{\sin β}{β} = 1

110K

det| 11 9 ; 0 12 | = 132

300K

d/dx [x^3] = 3x^2

34K

\binom{n}{k} = \frac{n!}{k!(n-k)!}

354K