Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 19:08Z
∇²y = 0
\frac{1}{9} \sum_{i=1}^{n} i^{2}
\frac{4}{6} \sum_{i=1}^{n} i^{2}
122K
det| 2 3 ; 5 3 | = -9
163K
CaCO₃ → CaO + CO₂
det| 7 4 ; 4 8 | = 40
261K
det| 5 7 ; 5 6 | = -5
\oint_C \vec{F}\cdot d\vec{r} = 0
352K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
349K
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
99K
det| 9 1 ; 7 10 | = 83
194K
\binom{n}{k} = \frac{n!}{k!(n-k)!}