Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e7d2ac455a0d00be9626067c3f5b4b3cac66e0c0d2b051820f16606d15b8ec94:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^