Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 202527e4c0b1cf668b02ff03bc65909f03efe0d45efcbd3d8431e6c3ce1d8240:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^