Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 30ace87573505b5ae188e8a4ce64433795d31e4d5c31221d5375b7dd0987a13c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^