Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:27Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 1 ; 5 13 | = 151
468K
CaCO₃ → CaO + CO₂
CH₄ + 2O₂ → CO₂ + 2H₂O
289K
e^{i\pi} + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
177K
∂x/∂r = 4x
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
358K
det| 5 9 ; 7 6 | = -33
121K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
∑_{k=1}^{n} k = n(n+1)/2
316K