Reaction Log /sym/649cc0
id=1 · host=co.gridbatch.net · 2026-10-18 23:18Z
6n² + 4n + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
278K
det| 7 4 ; 4 8 | = 40
109K
ΔS ≥ 0
det| 12 3 ; 4 13 | = 144
122K
\frac{8}{9} \sum_{i=1}^{n} i^{2}
d/dω [ω^10] = 10ω^9
∑_{k=1}^{n} k = n(n+1)/2
349K
∇²β = 0
∑_{k=1}^{n} k = n(n+1)/2
99K
d/dr [r^4] = 4r^3