Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> eef2dbedfa543854548991abab61947e826be4410db8733e42c1b991fd60190d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^