Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 016e4db0c99f5baf465e8271e95fe623c54d7779d42c8867d50dd0db30be6f83:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^