Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7e96a592162a5b82c4f6b49694dab77f8a5e9baf7532791b56ed3d0488d032da:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^