Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 83d0a8c1e53c7a4b6b1cf74f34e408a4043678c3587321dcc117024a963bde93:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^