Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-19 19:21Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
\oint_C \vec{F}\cdot d\vec{r} = 0
∂x/∂γ = 3x
∫₀^∞ e^(-n²) dn = √π / 2
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∑_{k=1}^{n} k = n(n+1)/2
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∑_{k=1}^{n} k = n(n+1)/2
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det| 9 4 ; 1 10 | = 86
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