Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4bd010a37b5411d780b152a48dcce241af40d8071c314671a528540cf990dba9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^