Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4e28538c7b332520033a7006a8a23b2961e8a82d60d505bb0ef74ac5ae7a5fc8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^