Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 89a82eed1aed6d53c1a8d438aa26ec1751090ca5ede142cbc443af1fd911e0f4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^