Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:57Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
358K
det| 7 9 ; 1 8 | = 47
121K
∑_{k=1}^{n} k = n(n+1)/2
399K
det| 11 5 ; 0 12 | = 132
316K