Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 91df875a5199e0c214f380c0a8b102481d5824b67af3a9ec35a4ef003b45b1a6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^