Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 772fe53a9e683528db2a875aaceffdaaa75b19e9619998a1a569926539b4de9b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^