Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 49b004fe6eae893d748f9bf2cbffb7874e4886b4f30efad39b325cc6de762836:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^