Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f672c15ad3c1eba7e53ff72387c254e64f13c9e42e1c9c014cf01ee2f711f51d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^