Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8aff76dd22f285ce3655944d9c5cab8eadd01047541e160678b9e2c9450e7a92:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^