Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec4cd4fcf46c57a0e50f60cc59900a5234da1e66df6880dc806ea93a2cdaf843:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^