Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:27Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{x\to 0} \frac{\sin x}{x} = 1
46K
CaCO₃ → CaO + CO₂
det| 12 1 ; 5 13 | = 151
289K
e^{i\pi} + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
339K
∫₀^∞ e^(-x²) dx = √π / 2
177K
∂x/∂r = 4x
det| 4 7 ; 2 5 | = 6
358K
det| 7 4 ; 4 8 | = 40
121K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
Fe₂O₃ + 3CO → 2Fe + 3CO₂
316K