Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7be4c3bd756aacff75aff407ff8826ebb877e54b7f84962b3a52d699b30d2fd6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^