Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a016e07c49db227581fc5e8da1f3c930c5454ad83de3bafd90c566eb0aa771e8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^