Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e979007bde1cec5082139a9a524c4e3c8ea1dcabe0a4426bbc465d7c45af7fbe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^