Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f1f3d7c75252a999fa82da03e7c9d882a9a02f43da3d5950f5a1cf56c09c0e45:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^