Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 19:50Z
∇²y = 0
det| 5 9 ; 7 6 | = -33
109K
\frac{1}{9} \sum_{i=1}^{n} i^{2}
det| 9 3 ; 3 10 | = 81
122K
CaCO₃ → CaO + CO₂
det| 7 4 ; 4 8 | = 40
261K
det| 5 7 ; 5 6 | = -5
det| 10 7 ; 3 11 | = 89
349K
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
99K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
194K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{t\to 0} \frac{\sin t}{t} = 1
341K