Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 31fb3d0355a74748d536dce4ebef58aeb3c89d5a985515f074166f73f5f63d49:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^