Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 19:00Z
∇²y = 0
det| 5 9 ; 7 6 | = -33
109K
\frac{1}{9} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
122K
CaCO₃ → CaO + CO₂
det| 2 3 ; 5 3 | = -9
250K
det| 5 7 ; 5 6 | = -5
∑_{k=1}^{n} k = n(n+1)/2
352K
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
99K
2φ² + 4φ + 3 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 12 8 ; 1 13 | = 148
∇²r = 0
d/dy [y^7] = 7y^6