Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 00:31Z
4y² + 8y + 1 = 0
2H₂ + O₂ → 2H₂O
det| 11 4 ; 5 12 | = 112
289K
\frac{10}{7} \sum_{i=1}^{n} i^{2}
det| 12 1 ; 5 13 | = 151
339K
det| 4 8 ; 3 5 | = -4
177K
∑_{k=1}^{n} k = n(n+1)/2
358K
det| 9 5 ; 1 10 | = 85
399K