Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8ee3cdfe7b7ea12951baad4fa54b42fe65cb4156968e42175018bea742722c2b:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^