Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> afe25bce8a2c760bd0843765680efb8d18aabb65dc6a84dedd40ab869a1102df:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^