Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:58Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CaCO₃ → CaO + CO₂
det| 4 7 ; 2 5 | = 6
289K
\lim_{β\to 0} \frac{\sin β}{β} = 1
278K
e^{i\pi} + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
339K
∂x/∂r = 4x
\lim_{t\to 0} \frac{\sin t}{t} = 1
358K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
121K
det| 7 4 ; 4 8 | = 40
399K
∑_{k=1}^{n} k = n(n+1)/2
387K