Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6f7e09e343b7d4f5c15f5a51e701851e7f162a26e61e20c4d00a595448d6abe9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^