Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7dfa3c114e04640153286205094a344d8c10cf68b5a4b885329f0c020d2bcce9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^