title: Mathematica debugging tools
body: <p>I am using Mathematica to model a spectral graphs and I keep encountering bugs. What tools does Mathematica provide to debug? The documentation was quite unhelpful.</p>
  
  <p>I set break points using print statements:</p>
  
  <p>Initialize of matrix,
  Calculation of eigenvalues,
  Assignment of graph.
  Output.</p>