Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9da2f49582736747ed4c96dfd7f6c30aaa2b0f8e10f621404f102bfd4a9e1656:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^