Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 07:35Z
∑_{k=1}^{n} k = n(n+1)/2
det| 7 8 ; 4 8 | = 24
46K
det| 3 1 ; 7 4 | = 5
468K
\frac{6}{1} \sum_{i=1}^{n} i^{2}
∂x/∂θ = 8x
det| 1 4 ; 3 2 | = -10
339K
det| 4 2 ; 6 5 | = 8
177K
det| 9 4 ; 1 10 | = 86
121K
∫₀^∞ e^(-t²) dt = √π / 2
316K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
387K