Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 00:19Z
\oint_C \vec{F}\cdot d\vec{r} = 0
det| 6 2 ; 4 7 | = 34
109K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 3 6 ; 0 4 | = 12
Fe₂O₃ + 3CO → 2Fe + 3CO₂
250K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
261K
∇²y = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
352K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
194K
∑_{k=1}^{n} k = n(n+1)/2
\frac{3}{4} \sum_{i=1}^{n} i^{2}
320K
7ψ² + 8ψ + 2 = 0
\frac{8}{1} \sum_{i=1}^{n} i^{2}
413K