Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:11Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∑_{k=1}^{n} k = n(n+1)/2
468K
CaCO₃ → CaO + CO₂
det| 7 4 ; 4 8 | = 40
278K
e^{i\pi} + 1 = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
339K
∑_{k=1}^{n} k = n(n+1)/2
358K
∑_{k=1}^{n} k = n(n+1)/2
316K
∫₀^∞ e^(-ω²) dω = √π / 2
11K
det| 7 7 ; 4 8 | = 28
387K