Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 306c3bcd4c2a949086fdf8ac7e2befb36c84c44580f41469b82b1c57cfbc8718:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^