Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 19:43Z
∇²y = 0
\frac{1}{9} \sum_{i=1}^{n} i^{2}
\lim_{β\to 0} \frac{\sin β}{β} = 1
163K
CaCO₃ → CaO + CO₂
\binom{n}{k} = \frac{n!}{k!(n-k)!}
250K
det| 5 7 ; 5 6 | = -5
\lim_{t\to 0} \frac{\sin t}{t} = 1
352K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
349K
det| 7 4 ; 4 8 | = 40
99K
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
320K
∑_{k=1}^{n} k = n(n+1)/2
341K