Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-20 03:39Z
∇ × E = −∂B/∂t
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
144K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
371K
∂x/∂n = 6x
Fe₂O₃ + 3CO → 2Fe + 3CO₂
259K
∫₀^∞ e^(-θ²) dθ = √π / 2
86K
\lim_{x\to 0} \frac{\sin x}{x} = 1
det| 9 4 ; 1 10 | = 86
234K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
12β² + 7β + 0 = 0