Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 15fe71c6eb0b6bf3cbb6121869b3cec436afddcfc871c427821f4eb76342057f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^