Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ab882acb5d6dc4fce9abf16717acb0008fed34bd02805f34c9ffac974c088a0a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^