Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 88141112b44f5dfa332c73e9be3f2ae0bb4100f8d8c1bff2544ed253c831ec13:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^