Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8b56806e4528d5f4171e190ab452395cf4372190201b3f20f541426216bf71bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^