Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1896441b9dfedb14633afda7b125039726ce41c7acb805232ec954ffb218629c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^