Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a5231da3e773eaa68fecab2112de5765867abc800711f3b7223c8b23d5d8882d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^