Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-19 23:00Z
∇²r = 0
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
43K
e^{i\pi} + 1 = 0
∫₀^∞ e^(-r²) dr = √π / 2
310K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
98K
AgNO₃ + NaCl → AgCl↓ + NaNO₃
∫₀^∞ e^(-n²) dn = √π / 2
456K
det| 6 8 ; 6 7 | = -6
det| 7 7 ; 4 8 | = 28
74K
\oint_C \vec{F}\cdot d\vec{r} = 0
∑_{k=1}^{n} k = n(n+1)/2
401K
det| 9 4 ; 1 10 | = 86
207K