Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0903de3dda99788753616cc863c1f6a8da1fe5a6d69379d113f5b7e41157b6ec:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^