Enter T between 0 and PI/2
T, Calculated answer, True answer
  0.100000   0.316235   0.316228
Enter T between 0 and PI/2
T, Calculated answer, True answer
  0.500000   0.707133   0.707107
Enter T between 0 and PI/2
T, Calculated answer, True answer
  1.000000   1.000043   1.000000
Enter T between 0 and PI/2
T, Calculated answer, True answer
  1.500000   1.224804   1.224745
Enter T between 0 and PI/2