Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d6d8f59879960c81ec5375b8557a1932174e2e7c2b66689a486a1531a702f95e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^