Σ index Eq pack 19 Eq pack 13 Σ#12 Batch 22 Matrix 17 Σ#24 Batch 10 Ledger /9 Rxn set 8 Eq pack 25 Σ#18 Rxn set 26 Rxn set 14 Matrix 5 Ledger /3 Matrix 23

Field Notes / Σ /sym/3cad98

id=1 · host=formula-vault.cloud · 2026-10-19 20:43Z

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

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

46K

5φ² + 1φ + 1 = 0

468K

CaCO₃ → CaO + CO₂

∑_{k=1}^{n} k = n(n+1)/2

289K

AgNO₃ + NaCl → AgCl↓ + NaNO₃

278K

e^{i\pi} + 1 = 0

det| 10 3 ; 4 11 | = 98

339K

7r² + 8r + 5 = 0

177K

∂x/∂r = 4x

det| 9 4 ; 1 10 | = 86

358K

det| 11 4 ; 5 12 | = 112

121K

H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O

F = ma

399K

6t² + 6t + 4 = 0

316K