Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5c5fc70411817fbc77f5c9c42e3db609fab860c5d34caffcbae7ceb0f5001cf8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^