Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec8803c0f09298fc2ac891a53d6a9442d90e9c427611ed51a72273dfec94fedd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^