Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 843aa8bb49eaff61ecdf9d611b753e1a94d729411706ad0fabfb2aa57e2f81de:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^