Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-19 23:00Z
∇²r = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
329K
det| 11 9 ; 0 12 | = 132
43K
e^{i\pi} + 1 = 0
\lim_{r\to 0} \frac{\sin r}{r} = 1
310K
det| 7 4 ; 4 8 | = 40
98K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
456K
det| 6 8 ; 6 7 | = -6
CH₄ + 2O₂ → CO₂ + 2H₂O
45K
\oint_C \vec{F}\cdot d\vec{r} = 0
e^{i\pi} + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
1K
∫₀^∞ e^(-y²) dy = √π / 2