Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5031dadc13a632565c0c477d76384db39edefe05ce15505b118108db4fd0f09b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^