Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9df7b5642eabb519dc71658e635a5c07f39e6d937aac6308bbaa81b09cf8fd37:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^