Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4a258b2227e822011c1ff2f93a9d207f49698e8fa38846ba390965fd029ff0eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^