Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:48Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
289K
det| 7 2 ; 7 8 | = 42
278K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
339K
det| 10 3 ; 4 11 | = 98
121K
det| 7 4 ; 4 8 | = 40
11K