Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 85aff4aaf6e0371371e094c17db19e28adad5847d6846b46bfd15a1ff6988fb5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^