Field Notes / Σ /sym/3cad98
id=1 · host=formula-vault.cloud · 2026-10-19 20:43Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
CaCO₃ → CaO + CO₂
det| 12 1 ; 5 13 | = 151
289K
e^{i\pi} + 1 = 0
det| 9 4 ; 1 10 | = 86
339K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
177K
∂x/∂r = 4x
det| 5 6 ; 2 6 | = 18
358K
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
\frac{3}{2} \sum_{i=1}^{n} i^{2}
316K