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
479K
e^{i\pi} + 1 = 0
det| 9 4 ; 1 10 | = 86
129K
d/dψ [ψ^7] = 7ψ^6
∑_{k=1}^{n} k = n(n+1)/2
390K
9θ² + 1θ + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
1K
Fe₂O₃ + 3CO → 2Fe + 3CO₂
153K
det| 4 8 ; 0 5 | = 20
∑_{k=1}^{n} k = n(n+1)/2
det| 3 2 ; 0 4 | = 12
\binom{n}{k} = \frac{n!}{k!(n-k)!}