Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7561770e5d03e64a6a9a1aa08daf38382989b13d71649eb7af332556b5356fdb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^