Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f7cb57de8a6d3749466689f70a2dd9b7a4e7e67b8c580bbc3ee63f1d7d798e2b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^