Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 23:14Z
∇²α = 0
∑_{k=1}^{n} k = n(n+1)/2
75K
∑_{k=1}^{n} k = n(n+1)/2
479K
e^{i\pi} + 1 = 0
d/dψ [ψ^7] = 7ψ^6
9θ² + 1θ + 1 = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
1K
det| 4 8 ; 3 5 | = -4
153K
det| 4 8 ; 0 5 | = 20