Operator Journal /sym/f43c60
id=1 · host=nl.mattivster.me · 2026-10-20 17:39Z
∑_{k=1}^{n} k = n(n+1)/2
∑_{k=1}^{n} k = n(n+1)/2
133K
\lim_{y\to 0} \frac{\sin y}{y} = 1
det| 7 4 ; 4 8 | = 40
398K
ΔS ≥ 0
det| 1 1 ; 5 2 | = -3
271K
5n² + 6n + 0 = 0
C₆H₁₂O₆ → 2C₂H₅OH + 2CO₂
98K
7φ² + 5φ + 7 = 0