Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 05:40Z
CaCO₃ → CaO + CO₂
det| 9 4 ; 1 10 | = 86
46K
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
∑_{k=1}^{n} k = n(n+1)/2
278K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
177K
det| 12 4 ; 2 13 | = 148
det| 7 8 ; 4 8 | = 24
121K
12r² + 4r + 0 = 0
∑_{k=1}^{n} k = n(n+1)/2
399K
∑_{k=1}^{n} k = n(n+1)/2
316K
det| 5 6 ; 2 6 | = 18
387K