Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 02a3f8af5d13398bd2f2b140805017f9b3b50013dcdaa04dc4313b7161d4d054:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^