Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-19 20:20Z
\lim_{φ\to 0} \frac{\sin φ}{φ} = 1
Fe₂O₃ + 3CO → 2Fe + 3CO₂
326K
det| 9 4 ; 1 10 | = 86
198K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
∫₀^∞ e^(-φ²) dφ = √π / 2
155K
∑_{k=1}^{n} k = n(n+1)/2
63K
det| 4 7 ; 5 5 | = -15
det| 4 4 ; 5 5 | = 0
201K
CaCO₃ → CaO + CO₂
∫₀^∞ e^(-x²) dx = √π / 2
319K
d/dω [ω^8] = 8ω^7
∑_{k=1}^{n} k = n(n+1)/2
359K