Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-19 23:04Z
∇²r = 0
det| 5 6 ; 2 6 | = 18
43K
e^{i\pi} + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
98K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∑_{k=1}^{n} k = n(n+1)/2
456K
det| 6 8 ; 6 7 | = -6
det| 9 4 ; 1 10 | = 86
74K
\oint_C \vec{F}\cdot d\vec{r} = 0
5z² + 9z + 6 = 0
e^{i\pi} + 1 = 0
\lim_{t\to 0} \frac{\sin t}{t} = 1