Fri Mar 13 11:30:00 2020 

bisection_test
  R version 3.4.4 (2018-03-15) 
  bisection seeks the root of an equation using the bisection method.

  bisection(x^2-1, 0.5, 1.25, 1.0-3) =  0.9998779 

bisection_test
  Normal end of execution.
Fri Mar 13 11:30:00 2020