Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c16aabea74eb179b308a39649f56942d71f57740feb5be16085db4269948c82e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^