Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 05:39Z
∂r/∂ψ = 3r
∑_{k=1}^{n} k = n(n+1)/2
445K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
Fe₂O₃ + 3CO → 2Fe + 3CO₂
322K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
235K
∂ψ/∂φ = 4ψ
det| 9 4 ; 1 10 | = 86
212K
det| 10 3 ; 5 11 | = 95
det| 3 6 ; 0 4 | = 12
179K
\frac{2}{2} \sum_{i=1}^{n} i^{2}
405K
\frac{1}{8} \sum_{i=1}^{n} i^{2}
F = G m₁m₂ / r²
N₂ + 3H₂ ⇌ 2NH₃