Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:34Z
∑_{k=1}^{n} k = n(n+1)/2
∫₀^∞ e^(-t²) dt = √π / 2
468K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
289K
∂x/∂θ = 8x
Fe₂O₃ + 3CO → 2Fe + 3CO₂
339K
∑_{k=1}^{n} k = n(n+1)/2
177K
3φ² + 4φ + 2 = 0
det| 7 4 ; 4 8 | = 40
358K
det| 12 9 ; 5 13 | = 111
121K
5ω² + 6ω + 0 = 0
det| 5 2 ; 3 6 | = 24
399K