Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 19:55Z
∇²y = 0
det| 7 4 ; 4 8 | = 40
278K
∑_{k=1}^{n} k = n(n+1)/2
109K
\frac{1}{9} \sum_{i=1}^{n} i^{2}
∑_{k=1}^{n} k = n(n+1)/2
122K
CaCO₃ → CaO + CO₂
\frac{7}{1} \sum_{i=1}^{n} i^{2}
261K
det| 5 7 ; 5 6 | = -5
∫₀^∞ e^(-φ²) dφ = √π / 2
349K
e^{i\pi} + 1 = 0
2φ² + 4φ + 3 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 8 ; 1 13 | = 148