Spectra Ledger /sym/2e6562
id=1 · host=commstar.world · 2026-10-20 05:29Z
∂r/∂ψ = 3r
det| 9 7 ; 3 10 | = 69
445K
\binom{n}{k} = \frac{n!}{k!(n-k)!}
det| 6 6 ; 2 7 | = 30
235K
∂ψ/∂φ = 4ψ
\lim_{ω\to 0} \frac{\sin ω}{ω} = 1
212K
det| 10 3 ; 5 11 | = 95
H₂SO₄ + 2NaOH → Na₂SO₄ + 2H₂O
405K
\frac{1}{8} \sum_{i=1}^{n} i^{2}
det| 9 4 ; 1 10 | = 86
442K
∑_{k=1}^{n} k = n(n+1)/2
42K