Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 05:15Z
∂r/∂ψ = 3r
∑_{k=1}^{n} k = n(n+1)/2
445K
\oint_C \vec{F}\cdot d\vec{r} = 0
193K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 7 4 ; 4 8 | = 40
235K
∂ψ/∂φ = 4ψ
\frac{3}{2} \sum_{i=1}^{n} i^{2}
212K
det| 10 3 ; 5 11 | = 95
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
405K
\frac{1}{8} \sum_{i=1}^{n} i^{2}
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
442K
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
42K
F = G m₁m₂ / r²
∑_{k=1}^{n} k = n(n+1)/2
41K