Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 19:49Z
∇²y = 0
det| 7 4 ; 4 8 | = 40
278K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
109K
\frac{1}{9} \sum_{i=1}^{n} i^{2}
det| 12 9 ; 5 13 | = 111
122K
CaCO₃ → CaO + CO₂
det| 7 8 ; 6 8 | = 8
250K
det| 5 7 ; 5 6 | = -5
∑_{k=1}^{n} k = n(n+1)/2
352K
e^{i\pi} + 1 = 0
\frac{4}{6} \sum_{i=1}^{n} i^{2}
99K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
\lim_{β\to 0} \frac{\sin β}{β} = 1
320K
∇²r = 0