Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d85823a9c2949f887b1a73dba18036b7f82af5c817411be72bb4ab3b66f38840:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^