Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 19:24Z
∇²y = 0
det| 7 4 ; 4 8 | = 40
109K
\frac{1}{9} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
163K
CaCO₃ → CaO + CO₂
\frac{2}{2} \sum_{i=1}^{n} i^{2}
250K
det| 9 1 ; 7 10 | = 83
261K
det| 5 7 ; 5 6 | = -5
det| 9 6 ; 7 10 | = 48
352K
e^{i\pi} + 1 = 0
2φ² + 4φ + 3 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}