Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 497141301720d7f8f687b99d9185299235ba8df2d4ce38ae4fcd092c5d39a7d6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^