Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 19:42Z
∇²y = 0
\frac{1}{9} \sum_{i=1}^{n} i^{2}
\frac{4}{6} \sum_{i=1}^{n} i^{2}
122K
det| 2 2 ; 4 3 | = -2
163K
CaCO₃ → CaO + CO₂
Fe₂O₃ + 3CO → 2Fe + 3CO₂
250K
det| 7 4 ; 4 8 | = 40
261K
det| 5 7 ; 5 6 | = -5
∫₀^∞ e^(-x²) dx = √π / 2
352K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
349K
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
99K
\binom{n}{k} = \frac{n!}{k!(n-k)!}