Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7be6bbb0e866cd1496a3a3108d8cfa09f8233f93ea234991103424a938a307d1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^