Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 04ea0c9d905e543c9e1fe078458138655e63ca2aa803df6de73e1e89a80e7a95:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^