Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> af3ce3e81654a461d96300d60ba09ac8d8ca5c5f62c05952737e4d719a11a184:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^