Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5bd62e17394ae4f3e2577282234757c2ac0da83b6c9f14bd441db3990ff6c4ec:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^