Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d7c04d39615f35b39b407196146bf3a8e716a4d45b6118a1d592449d022150e5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^