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 22:38Z

∑_{k=1}^{n} k = n(n+1)/2

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

384K

det| 7 4 ; 4 8 | = 40

385K

det| 11 9 ; 4 12 | = 96

F = G m₁m₂ / r²

163K

6ω² + 4ω + 4 = 0

259K

∇ × E = −∂B/∂t

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

305K

7φ² + 3φ + 6 = 0

57K

5z² + 5z + 0 = 0

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

293K

\lim_{ω\to 0} \frac{\sin ω}{ω} = 1

110K

det| 6 6 ; 3 7 | = 24

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

300K

N₂ + 3H₂ ⇌ 2NH₃

34K

det| 12 9 ; 5 13 | = 111

354K

∑_{k=1}^{n} k = n(n+1)/2

368K

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