Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7d0dcd01ae791506dab0a9ddffea651417dba7f23896f3503525d4c6397a958e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^