Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e9d98a27fce92b021cb1cac461406b9546dfecdcb3b7ea7787e01bcc01072b4c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^