Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a38c9522f8e98033ebecdcf1318a9273dcc02ec6bb519e5090f8756a951a5a71:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^