Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cebd8bffad79fd8952e43e81769047a7c0901c2f18d0afa3f38b736d18d36045:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^