Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8d6facc2caca5c7e832600d46ae90a69f0d4f53bd6421257035518382f58fbd9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^