Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 769b634fb7718ae9e040c063ffbc3eaed6f20028da825cd0cde675b7c8d840ea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^