Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-17 23:58Z
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
465K
det| 8 6 ; 5 9 | = 42
154K
\frac{6}{7} \sum_{i=1}^{n} i^{2}
CH₄ + 2O₂ → CO₂ + 2H₂O
60K
\frac{4}{9} \sum_{i=1}^{n} i^{2}
230K
∑_{k=1}^{n} k = n(n+1)/2
\binom{n}{k} = \frac{n!}{k!(n-k)!}
119K
11θ² + 3θ + 2 = 0
det| 7 7 ; 6 8 | = 14
7ψ² + 4ψ + 3 = 0
det| 4 2 ; 6 5 | = 8
314K
\oint_C \vec{F}\cdot d\vec{r} = 0
180K