Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 223fb7166233f0ac975342f6fd7e4add697e66f3f1c9d6af77f5f67bb5de963c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^