Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 13c8907a20a47dea1dd52c0ff38ef70cea56284f1eee481cbca2fc3401452ee5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^