ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 01:52Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-z²) dz = √π / 2
312K
∇²ω = 0
∑_{k=1}^{n} k = n(n+1)/2
91K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
311K
det| 9 4 ; 1 10 | = 86
264K
\lim_{γ\to 0} \frac{\sin γ}{γ} = 1
68K
det| 1 1 ; 5 2 | = -3
39K
\oint_C \vec{F}\cdot d\vec{r} = 0
364K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
6K