code: def periodic_(t, alpha=1, beta=1):
      """abs(0.5*beta*sin(0.1*alpha*t + alpha*beta))"""
      return 0.5 * beta * np.sin(0.1 * alpha * t)
  
imports: import numpy
  import pandas
  from scipy import stats
  from scipy.optimize import newton
  from scipy.integrate import cumtrapz
label_desc: Use image node_id 6 for calling a global function with example usage: periodic_(t, alpha, beta) and returns: unknown