Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-08-28 21:46Z
Fe₂O₃ + 3CO → 2Fe + 3CO₂
∑_{k=1}^{n} k = n(n+1)/2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 8 2 ; 7 9 | = 58
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iħ ∂ψ/∂t = Ĥψ
\frac{12}{7} \sum_{i=1}^{n} i^{2}
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
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det| 8 5 ; 6 9 | = 42
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
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e^{i\pi} + 1 = 0
\binom{n}{k} = \frac{n!}{k!(n-k)!}