Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cd31da379423852cef2112135ff665cd9bcab0a893978e72083a9068573de8a0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^