ChemCalc Dump /sym/93428e
id=1 · host=br.gridbatch.net · 2026-10-19 21:18Z
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∫₀^∞ e^(-r²) dr = √π / 2
Fe₂O₃ + 3CO → 2Fe + 3CO₂
91K
12γ² + 2γ + 2 = 0
det| 10 9 ; 0 11 | = 110
17K
E = mc²
λ = h/p
det| 2 3 ; 5 3 | = -9
68K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
39K
\frac{3}{8} \sum_{i=1}^{n} i^{2}
\binom{n}{k} = \frac{n!}{k!(n-k)!}
∇ × E = −∂B/∂t