Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dac9140e514054b9d70a00544c45f0c6ad185d8de99da6ae8e09016fa8ea75ca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^