Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 248a5bf89237abacaf492ae73c8f8347d299dc721a2c6a628310f2be4c38f589:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^