Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8d7a870ab6bbadfdf653e3f32119b7e26640573935affd756229d0a63eeabb86:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^