Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c61bf3c03baac6a3982f367700a42dbefb7f2dab40c84996e3f3ab018d492dc3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^