Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa20c74a5fe3f2db4aa3a364f22d52b3a443a20ce731e08622168d520ceff1da:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^