Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1a43c5468f26be05a0f1c03f699b6409b5ef1303676b440332df22a8c99b31ba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^