Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 72c032b9ae7b7eebb89c95a6f0c9926dfe28e5811c7e01cb1734924236e8feec:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^