Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 185d58f219ea2e1efbdcf6a5e1f9891c1ae9603d95ff23d856f5735309a38766:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^