Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 86b6661b96d99c2033b67645dfba964fd6f4d7c68622946e0de61237250b2de1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^