Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2d3be23c79178598f24f5e89f7a28967b8ae13c9d227ba4c2bc3cadf0eb7a503:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^