Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6f387c2ca8f6c931695afa3a2c3748ac403f4fed0ed4ed01b6c57338e8c54310:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^