Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 837e42ddaa8558d3fb151b5001a4ffa7f0be7a999b855382292a795ce3eef421:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^