Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a850de692b7560f43206332f3855244645da8085a9f5e780e405474a406a871b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^