Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 068ef01f2f18c74549fb42b60c734cd3c9998e124ca1943586016dc2bb9a93e1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^