Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:38Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-z²) dz = √π / 2
468K
CaCO₃ → CaO + CO₂
∑_{k=1}^{n} k = n(n+1)/2
278K
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
339K
∂x/∂r = 4x
det| 9 4 ; 1 10 | = 86
121K
det| 5 2 ; 3 6 | = 24
316K
det| 6 6 ; 5 7 | = 12
11K