Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7baa85464dbccbc4e22769e5a47b4cafa321334b460753ec83e50c24685a20f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^