Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0811497c3d392ac285cc463989bc3ec2cd554acbef8263d0324ab1dbf0277b64:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^