Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9f86e357a677fb2f6ef4d869cde1c361a3cf288f72c4972a7d1560fe62c725bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^