Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 19:27Z
∇²y = 0
det| 7 4 ; 4 8 | = 40
278K
\oint_C \vec{F}\cdot d\vec{r} = 0
109K
\frac{1}{9} \sum_{i=1}^{n} i^{2}
CaCO₃ → CaO + CO₂
\frac{7}{1} \sum_{i=1}^{n} i^{2}
250K
∑_{k=1}^{n} k = n(n+1)/2
261K
det| 5 7 ; 5 6 | = -5
det| 10 3 ; 4 11 | = 98
352K
e^{i\pi} + 1 = 0
det| 7 7 ; 4 8 | = 28
99K
\binom{n}{k} = \frac{n!}{k!(n-k)!}