Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 23:14Z
∇²α = 0
e^{i\pi} + 1 = 0
∑_{k=1}^{n} k = n(n+1)/2
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d/dψ [ψ^7] = 7ψ^6
det| 7 4 ; 4 8 | = 40
390K
9θ² + 1θ + 1 = 0
det| 12 1 ; 4 13 | = 152
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det| 4 8 ; 0 5 | = 20
det| 4 1 ; 0 5 | = 20
∑_{k=1}^{n} k = n(n+1)/2