Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 66170f616cd953072de504e59ffd2caddb2b0a0f4e31abcd8fce80aa840bf408:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^