Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0dfdd4b6e68cd4c083b38be018a6f4ca06180b56efb199e53bf127fa734644df:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^