Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 81ed23bdfc3eea6b5f5862196a882a5c5d93da21a5c5d19b92c13b3cfeed3f43:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^