Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3c992f19a596db79a12b1d01884383e293c8e67a2b3d544ffaf9e4bb77ad8ce4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^