Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-17 23:13Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
465K
\frac{6}{7} \sum_{i=1}^{n} i^{2}
det| 7 8 ; 4 8 | = 24
60K
∑_{k=1}^{n} k = n(n+1)/2
11θ² + 3θ + 2 = 0
det| 7 4 ; 4 8 | = 40
173K
det| 7 7 ; 6 8 | = 14
∫₀^∞ e^(-θ²) dθ = √π / 2
368K
det| 4 7 ; 2 5 | = 6
314K