docs(getstart): fix typo
"source": [
"### ODE Example 2: Harmonic Oscilator\n",
"\n",
- "Here we solve a damped harmonic oscillator: \n",
+ "Here we solve a harmonic oscillator:\n",
"\n",
"$$\n",
"F(u, t) = \\frac{d^2u}{dt^2} + u = 0\n",
