Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 49186110bef33ddf4fba5581c03e40a9aec2d6b4bd89b9dd5bc68254651bcf3d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^