Math Dump /sym/7fd97a
id=1 · host=jp.commstar.world · 2026-10-20 19:58Z
\oint_C \vec{F}\cdot d\vec{r} = 0
Fe₂O₃ + 3CO → 2Fe + 3CO₂
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∑_{k=1}^{n} k = n(n+1)/2
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
det| 3 1 ; 7 4 | = 5
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6x² + 5x + 5 = 0
det| 9 4 ; 1 10 | = 86
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Fe₂O₃ + 3CO → 2Fe + 3CO₂
ω = 2πf
det| 10 9 ; 0 11 | = 110
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∑_{k=1}^{n} k = n(n+1)/2
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9ω² + 6ω + 5 = 0
e^{i\pi} + 1 = 0
F = G m₁m₂ / r²
∇²φ = 0