Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 72a46232f294131e981ac4d83db5b4679bb3d806cac3cef4d8a66d6cb5f4b238:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^