Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 86574f4f2748bbf8b27b5c902700a806f269d61bf2bf4f6ab06d3903e7e625ab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^