Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1c7e9e00cfdbc16ece29621ec1eae3c4bafd0eca7d46941c716a92c937fa73fb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^