Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5f8797ffeca5419175cf858bdc03d9bd6cdb32f4bdf8731e71df863033d4a534:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^