Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ccde1d61ec137aa367192df413c72cc390e469bcb49010806591814226fc44db:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^