Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7ffb355feae77e876e2a5de162afd53c608d2e6b82fe18bec74c289dfda1d40d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^