Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 28a78e354376cb1dde9b45ff36b797966cb1a39a09c1099cea64afae57ada5c8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^