Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c7e32edb92cc670896fea95ffdc0f63a96b602d280eeb5f95f9a7116e8235e2a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^