Symbolic Index /sym/ea4bfa
id=1 · host=au.commstar.world · 2026-10-20 22:09Z
F = G m₁m₂ / r²
∫₀^∞ e^(-n²) dn = √π / 2
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\binom{n}{k} = \frac{n!}{k!(n-k)!}
2H₂ + O₂ → 2H₂O
det| 7 4 ; 4 8 | = 40
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∑_{k=1}^{n} k = n(n+1)/2
197K
∑_{k=1}^{n} k = n(n+1)/2
196K