Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4dffb6f6ab8570d438439af3e7e22858982cad834ad1a4572c9d0b35156ec6c1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^