Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6c97560a0f37dadf53e7d3384735f25558989434a137aa7f0b2a2c7e42a5f894:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^