Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:29Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
46K
CaCO₃ → CaO + CO₂
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
∫₀^∞ e^(-t²) dt = √π / 2
121K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
CH₄ + 2O₂ → CO₂ + 2H₂O
316K
det| 9 4 ; 1 10 | = 86
11K