Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f118ba68ce0f94289d79fe60f58ca63287a5b5f0a976b21a62b6837902b76bdd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^