Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2084071c5aac1d58fe9905f1a5d6d2cc671ec7cd26fd06adda2dc51021d03543:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^