Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 49fb956e5c345f017210fd3dfdcb0238dd950b5f35c62ab491d5930564f1048f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^